{"title":"Photographers' Formulary","description":null,"products":[{"product_id":"photographer-s-formulary-potassium-ferricyan-10-1010-100","title":"Photographers' Formulary Potassium Ferricyan 10-1010 100","description":"--\u003cbr\u003e--","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":35176063664173,"sku":"38521","price":9.95,"currency_code":"USD","in_stock":false}]},{"product_id":"photographer-s-formulary-sod-thiosulfate-10-1360-1lb","title":"Photographers' Formulary Sod Thiosulfate 10-1360 1lb","description":"--\u003cbr\u003e--","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":35176063762477,"sku":"38717","price":8.95,"currency_code":"USD","in_stock":false}]},{"product_id":"photographer-s-formulary-pmk-pyro-liquid-1-liter","title":"Photographers' Formulary Pmk Pyro Liquid 1 Liter","description":"--\u003cbr\u003e--","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":35176064024621,"sku":"40201","price":38.95,"currency_code":"USD","in_stock":true}]},{"product_id":"photographers-formulary-tf-5-fixer-1-litre","title":"Photographers' Formulary TF-5 Fixer - 1 Litre","description":"Photographers Formulary Tf-5 Fixer, 1 Litre\u003cbr\u003e\u003cp\u003eTF-5 is an extraordinary fixer for both paper and film.\u003c\/p\u003e\u003cp\u003e* Processing time of only 30 seconds for resin-coated prints, 60 seconds for fiber-based prints, with no hypo clearing agent necessary.\u003c\/p\u003e\u003cp\u003e* No stop bath necessary. Just use water rinse after developing.\u003c\/p\u003e\u003cp\u003e* Non-hardening. Excellent for use with prints to be toned or re-touched.\u003c\/p\u003e\u003cp\u003e* It is a near neutral fix that changes the pH of the film or paper from alkaline to near neutral, unlike TF4 in which the film or paper stays at an alkaline pH value.\u003cbr\u003e * The only rapid-fixer system that allows the print to be completely fixed without impairing the rapidity of the wash.\u003c\/p\u003e\u003cp\u003e* No image bleaching. All conventional fixers act as reducers. This means that the longer the material is left in the fixer, the more image silver is destroyed. This can only have bad effects on the image, whether it is a print or a negative. Conventional sodium thiosulfate (rapid) fixers suffer from this defect especially. The problem is eliminated in TF-5, which may offer slightly richer maximum blacks as a result.\u003c\/p\u003e","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":35176129986605,"sku":"21536","price":13.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/6167\/4285\/products\/tf-5_product_pic__39246.1535660590.1280.1280.jpg?v=1614023007"},{"product_id":"cyanotype-kit-liquid-07-0091","title":"Photographers' Formulary Liquid Cyanotype Printing Kit","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eFormulary's Original Cyanotype Kit is one of the oldest photographic processes and one of the least expensive. Cyanotypes have a long full scale and distinctive blue color. The process can be used to produce a pale white image on a blue background or a blue image on a white background. This process is a contact print process and can be transferred to a variety of media; paper, cloth, leather, ect. This kit will produce 200 8x10 prints. Liquid kit comes packaged as 500 ml each of solutions A and B in black bottles.\u003c\/span\u003e","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":35176378826797,"sku":"22776","price":24.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/6167\/4285\/products\/1405356397_313645.jpg?v=1637707361"},{"product_id":"potassium-bromide-100g-10-931","title":"Photographers' Formulary Potassium Bromide, 100 grams","description":"\u003cstrong\u003ePhotographers' Formulary Potassium Bromide, 100 grams\u003c\/strong\u003e is commonly used as a restrainer in developers, especially those containing hydroquinone, pyrocatechin, or pyrogallol, and helps to prevent fog during development. When used in paper developers, it also reduces contrast and provides a warming effect. Additionally, potassium bromide is used as an ingredient in intensifying and reducing toners, as well as a variety of other photographic solutions.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cul data-mce-fragment=\"1\" class=\"list_dkf_HqcGmV\"\u003e\n\u003cli data-mce-fragment=\"1\" class=\"listItem_dkf_HqcGmV\" data-selenium=\"sellingPointsListItem\"\u003eHelps to Prevent Fog During Development\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\" class=\"listItem_dkf_HqcGmV\" data-selenium=\"sellingPointsListItem\"\u003eCommonly Used as a Restrainer\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\" class=\"listItem_dkf_HqcGmV\" data-selenium=\"sellingPointsListItem\"\u003eReduces Contrast, Provides a Warm Tone\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstrong\u003eNotes:\u003c\/strong\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003ePotassium bromide is the most commonly used restrainer in developing formulas, especially those using hydroquinone, pyrocatechin, or pyrogallol. The addition of potassium bromide usually results in a reduction of contrast and can have a warming effect on image tone when used in paper developers\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstrong\u003eTechnical Specs:\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eSynonyms:\u003c\/strong\u003e Bromide, Bromide of potash, Bromide of potassium, Bromide salt of potassium\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eAppearance:\u003c\/strong\u003e White, deliquescent, granular powder, odorless\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eUses:\u003c\/strong\u003e Fog preventer and restrainer in developing solutions. Ingredient in intensifying, reducing, toning, and many other photographic solutions\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e KBr\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.5 oz \/ 100 g\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr\u003e\n\u003cdiv data-mce-fragment=\"1\" class=\"feature_BGP5ZCbKOY\"\u003e\n\u003cdiv data-mce-fragment=\"1\" class=\"upc_BGP5ZCbKOY\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":39313220108333,"sku":"40586","price":6.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/6167\/4285\/products\/40586_Hero.png?v=1647537935"},{"product_id":"silver-nitrate-10-1140-30g-2","title":"Photographers' Formulary Silver Nitrate, 30 grams","description":"\u003cstrong\u003ePhotographers' Formulary Silver Nitrate, 30 grams \u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eMost important silver salt used in photography\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eEmulsion making\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eIntensification\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cmeta charset=\"utf-8\"\u003e\u003cbr\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eStains on fingers but can be removed by rubbing with tincture of iodine followed by a solution of strong hypo. Wear a dust mask when working with the powder, and gloves when working with either the powder or as a solution.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eStable at room temperature in sealed containers. Discolors on exposure to light.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cmeta charset=\"utf-8\"\u003e\u003cbr\u003e\u003cstrong\u003eTechnical Specs:\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eSynonyms:\u003c\/strong\u003e Lunar caustic, Luna caustic, Lapis caustic, Nitrate of silver, Silver nitrate toughened, Nitric Acid, Silver (I) Salt\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eAppearance:\u003c\/strong\u003e Transparent, colorless crystals, odorless\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eUses:\u003c\/strong\u003e Most important silver salt used in photography, Emulsion making. Intensification\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e AgNO3\u003cbr\u003e\u003cstrong\u003eWeight: \u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e30g (1.06oz)\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cem data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e*\u003cmeta charset=\"utf-8\"\u003eChoose UPS Ground at Checkout. No shipping by mail (USPS) or outside the Continental USA (lower 48 States only), Unable to ship to Canada. UPS Ground only! (Class 5.1) \u003cbr data-mce-fragment=\"1\"\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/strong\u003e\u003cem data-mce-fragment=\"1\"\u003e*\u003cmeta charset=\"utf-8\"\u003e \u003cstrong data-mce-fragment=\"1\"\u003eN\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eOT \u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eF\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eo\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003er Hu\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eman Consumption, NOT For Cosmetic Uses, NOT For Medicinal or Horticultural Purposes.\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":39313233608749,"sku":"38647","price":144.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/6167\/4285\/products\/38647_Hero.png?v=1647539395"},{"product_id":"formulary-hydroquinone-1lb","title":"Photographers' Formulary Hydroquinone for B+W Film Developer, 1lbs","description":"\u003cstrong\u003ePhotographers' Formulary Hydroquinone (1 lb)\u003c\/strong\u003e is used for black and white film developer \u003cmeta charset=\"utf-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003ecomponent, that builds density in combination with other developers.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eAt temperatures bellow 50°F\/10°C hydroquinone developers are inactive. It is extremely susceptible to the action of bromide.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eWhen compounded with alkali carbonates it gives a slow-working but contrasty developer.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eWith caustic alkalies (e.g., sodium hydroxide) its action is very rapid, with the highest possible contrast. For this reason, it is the most widely used developer for technical applications, especially in process work where the highest attainable contrast is essential.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eIn the presence of caustic alkali (i.e. high pH) it is not temperature-sensitive and can be used for low temperature developing.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eHydroquinone developers keep well and are slowly exhausted.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eHydroquinone alone is not largely used but in combination with metol (MQ) or Pheinidone (PQ), it is among the most popular developers.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eBy varying the relative quantities of metol and hydroquinone and adjusting the quantities of sulfite and carbonate, almost any desired contrast or rate of development can be obtained.\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cmeta charset=\"utf-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e \u003cbr\u003e\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eVitamin C can be used as a substitute for hydroquinone. Start by using 1.6 times the weight of hydroquinone, and increase the alkali (i.e., borax, carbonate, etc.) by 1.6 times to compensate for acidity of the vitamin C.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eStable under ordinary conditions of use and storage. Solution becomes brown in air due to oxidation.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003eTechnical Specs:\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eSynonyms: \u003c\/strong\u003e1,4-Dihydroxybenzene, Para-Dihydroxybenzene, 1,4-Benzenediol, Dihydroxybenzene, Hydrochinon, Hydroquinol, Quinol, Tecquinol\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eAppearance:\u003c\/strong\u003e White crystals, lustrous, silky, white needles, odorless\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eUses:\u003c\/strong\u003e Black \u0026amp; white photographic developer component, that builds density in combination with other developers.\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e C6H4(OH)2\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003e1lbs (0.45kg)\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cem\u003e\u003cstrong data-mce-fragment=\"1\"\u003e*\u003cmeta charset=\"utf-8\"\u003eChoose UPS Ground at Checkout. No shipping by mail (USPS) or outside the Continental USA (lower 48 States only), Unable to ship to Canada. UPS Ground only! (Class 6.1) \u003cbr\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cem\u003e*\u003cstrong data-mce-fragment=\"1\"\u003eN\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eOT \u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eF\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eo\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003er Hu\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eman Consumption, NOT For Cosmetic Uses, NOT For Medicinal or Horticultural Purposes.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/span\u003e","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":39440329343021,"sku":"58348","price":39.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/6167\/4285\/products\/58348_Hero.png?v=1647536420"},{"product_id":"silver-nitrate-10-1140-10g","title":"Photographers' Formulary Silver Nitrate, 10 grams","description":"\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003ePhotographers' Formulary Silver Nitrate, 10 grams \u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eMost important silver salt used in photography\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eEmulsion making\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eIntensification\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cmeta charset=\"utf-8\"\u003e\u003cbr\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eStains on fingers but can be removed by rubbing with tincture of iodine followed by a solution of strong hypo. Wear a dust mask when working with the powder, and gloves when working with either the powder or as a solution.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eStable at room temperature in sealed containers. Discolors on exposure to light.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cmeta charset=\"utf-8\"\u003e\u003cbr\u003e\u003cstrong\u003eTechnical Specs:\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eSynonyms:\u003c\/strong\u003e\u003cspan\u003e Lunar caustic, Luna caustic, Lapis caustic, Nitrate of silver, Silver nitrate toughened, Nitric Acid, Silver (I) Salt\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eAppearance:\u003c\/strong\u003e\u003cspan\u003e Transparent, colorless crystals, odorless\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eUses:\u003c\/strong\u003e\u003cspan\u003e Most important silver salt used in photography, Emulsion making. Intensification\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e\u003cspan\u003e AgNO3\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eWeight: \u003c\/strong\u003e1\u003cspan data-mce-fragment=\"1\"\u003e0g (0.35oz)\u003c\/span\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cem data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e*\u003cmeta charset=\"utf-8\"\u003eChoose UPS Ground at Checkout. No shipping by mail (USPS) or outside the Continental USA (lower 48 States only), Unable to ship to Canada. UPS Ground only! (Class 5.1) \u003cbr data-mce-fragment=\"1\"\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/strong\u003e\u003cem data-mce-fragment=\"1\"\u003e*\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e \u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003eN\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eOT \u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eF\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eo\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003er Hu\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eman Consumption, NOT For Cosmetic Uses, NOT For Medicinal or Horticultural Purposes.\u003c\/strong\u003e\u003c\/em\u003e","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":40353442168877,"sku":"79215","price":54.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/6167\/4285\/products\/79215_Hero.png?v=1647542775"},{"product_id":"formulary-tf-4-fixer-1-liter","title":"Photographers' Formulary TF-4 Archival Rapid Fixer for Black \u0026 White Film \u0026 Paper - 1 Liter","description":"\u003cstrong\u003ePhotographers' Formulary TF-4 Archival Rapid Fixer \u003c\/strong\u003eis an extraordinary fixer for both paper and some films. \u003cbr\u003e\u003cbr\u003eTF-4 works well in batch processing, fixing resin coated paper in 30 seconds and fiber based paper in 60 seconds. \u003cbr\u003e\u003cbr\u003eYou can also use TF-4 on T-Max films, fixing for 6 minutes to remove the magenta stain. \u003cbr\u003e\u003cbr\u003eWe recommend 20 rolls of film to 1 liter working solution. \u003cbr\u003e\u003cbr\u003eTF-4 does not require a stop bath nor a hypo clearing agent, and has little odor when mixed with distilled water. \u003cbr\u003e\u003cbr\u003eTF-4 is a non-hardening fixer which makes it excellent for prints that are to be toned or retouched. Most modern film emulsions have built-in hardener, eliminating the need for hardener in the fix. \u003cbr\u003e\u003cbr\u003eThe stock solution which has a shelf life of 1 year is diluted 1:3 to make the working solution. The working solution has a shelf life of 6 months.\u003cbr\u003e\u003cbr\u003eTF-4 is recommended in The Book of Pyro for PMK negatives, by Gordon Hutchings, due to the fact that an alkaline fixer solution such as TF-4 helps achieve maximum pyro stain on a negative.\u003cbr\u003e\u003cbr\u003eA conventional rapid fix may diminish staining effects of pyro and PMK formula.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eShips as 1 liter bottle to make 4 liters (1 gallon).\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCapacity:\u003c\/strong\u003e\u003cbr data-mce-fragment=\"1\"\u003e\n\u003cul\u003e\n\u003cli\u003eThe capacity of TF-4 is about 30 8x10 prints on fiber-based paper, 60 8x10 prints\u003c\/li\u003e\n\u003cli\u003eon resin coated paper, per liter of working solution. Some people are fixing many\u003c\/li\u003e\n\u003cli\u003emore sheets of paper than stated here. Do your own testing for your maximum\u003c\/li\u003e\n\u003cli\u003ecapacity.\u003c\/li\u003e\n\u003cli\u003eFor film the capacity is 15-20 rolls of film per liter of working solution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIn The Box:\u003c\/strong\u003e\u003cbr\u003e1 x Photographers' Formulary TF-4 Archival Rapid Fixer for Black \u0026amp; White Film \u0026amp; Paper - 1 Liter\u003c\/p\u003e","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":40700475703341,"sku":"81430","price":13.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/6167\/4285\/products\/81430_Hero.png?v=1665444904"},{"product_id":"formulary-sodium-thiosulfate","title":"Photographers' Formulary Sodium Thiosulfate (Hypo) Penta (Prismatic Rice) (10g)","description":"\u003ch4\u003ePhotographers' Formulary Sodium Thiosulfate (Hypo) Penta (Prismatic Rice) (10g)\u003c\/h4\u003e\n\u003cp\u003eThis 10g Sodium Thiosulfate (Hypo), Penta (Prismatic Rice) delivers exceptional performance for photographers dedicated to refining their development techniques. This laboratory-grade compound functions as an essential element in fixing solution preparation, guaranteeing image longevity and tonal precision.\u003c\/p\u003e\n\u003cp\u003eInstrumental in photographic reduction chemistry, it facilitates the transformation of silver halide crystals, contributing to the production of archival-quality black and white imagery. Among the select compounds capable of silver bromide dissolution, Photographers' Formulary Sodium Thiosulfate remains indispensable in contemporary photographic methodologies. During the critical fixation stage, it chemically binds with unexposed silver bromide, generating soluble complex thiosulfates that permanently stabilize the photographic image.\u003c\/p\u003e\n\u003cp\u003eThe crystalline penta form of our Sodium Thiosulfate, recognized as Prismatic Rice, offers dependable performance characteristics valued by technical photographers. This specific formulation exhibits endothermic properties during dissolution, effectively reducing solution temperature—a critical factor for practitioners requiring exacting development parameter control. For optimal dissolution kinetics and chemical efficacy, preparation should commence with water preheated to a minimum of 90°F (32°C) when incorporating this crystalline hypo into your photographic chemistry workflow.\u003c\/p\u003e\n\u003cp\u003ePhotography professionals requiring compositional alternatives may implement anhydrous hypo by applying a precise 64% conversion ratio relative to prescribed crystalline hypo measurements. This stoichiometric adaptability affords practitioners the analytical discretion to select the most appropriate chemical configuration based on procedural methodologies, ambient atmospheric variables, and specific processing objectives within their photographic development systems.\u003c\/p\u003e\n\u003ch4\u003eFeatures:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eAchieve archival quality prints with our premium Sodium Thiosulfate (Hypo)\u003c\/li\u003e\n\u003cli\u003eUse as a fixer in film development for lasting image quality and clarity\u003c\/li\u003e\n\u003cli\u003ePerfect for mixing precise darkroom chemical solutions; get consistent results\u003c\/li\u003e\n\u003cli\u003eEffectively remove residual silver halide crystals for archival properties\u003c\/li\u003e\n\u003cli\u003eOur easy-to-use formula ensures hassle-free preparation of fixing baths\u003c\/li\u003e\n\u003cli\u003eExtend the shelf life of your prints by using this essential darkroom chemical\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eIn preparation of fixing baths\u003c\/li\u003e\n\u003cli\u003eIngredient in various reducers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct SKU:\u003c\/h4\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e10-1360 10G\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003eIn The Box:\u003c\/h4\u003e\n\u003cp\u003ePhotographers' Formulary Sodium Thiosulfate (Hypo) Penta (Prismatic Rice) (10g)\u003c\/p\u003e","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":40954634043437,"sku":"83928","price":7.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/6167\/4285\/files\/83928_10-1360-10G_01_Hero.png?v=1748883335"},{"product_id":"redsidual-silver-test","title":"Photographers' Formulary Residual Silver Test (Makes 2.5 Gallons\/10 Liters)","description":"\u003cp\u003e\u003cstrong\u003eFormulary's Residual Silver Test\u003c\/strong\u003e is used to determine If any silver ions remain in a print or on a film strip after fixing.\u003c\/p\u003e\n\u003cp\u003eWhen the silver test solution is applied to photographic material the sulfide ions in the solution react with any residual silver ions in the material forming a yellow stain indicating the fixing process is inadequate.\u003c\/p\u003e\n\u003cp\u003eThe chemical in the kit makes a stock solution which is diluted 1:9 to make more than 1 liter of working solution.\u003c\/p\u003e\n\u003cp\u003eThe stock solution shelf life is 3 months, although the working solution lasts only 1 week.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eResidual Silver Chemical Test Solution \u003c\/li\u003e\n\u003cli\u003eMakes 2.5 Gallons\/10 Liters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIn The Box:\u003c\/strong\u003e\u003cbr\u003e\u003cspan data-sheets-root=\"1\" data-sheets-value=\"{\u0026quot;1\u0026quot;:2,\u0026quot;2\u0026quot;:\u0026quot;Photographers' Formulary Residual Silver Test (Makes 2.5 Gallons\/10 Liters)\u0026quot;}\" data-sheets-userformat='{\"2\":513,\"3\":{\"1\":0},\"12\":0}'\u003ePhotographers' Formulary Residual Silver Test (Makes 2.5 Gallons\/10 Liters)\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cstyle type=\"text\/css\"\u003e\u003c!--td {border: 1px solid #cccccc;}br {mso-data-placement:same-cell;}--\u003e\u003c\/style\u003e","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":41632666419245,"sku":"92164","price":12.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/6167\/4285\/files\/92164_01.png?v=1711753402"},{"product_id":"ft-1-fixer-test","title":"Photographers' Formulary FT-1 Fixer Test (Makes 100ml Stock Solution)","description":"\u003cp\u003e\u003cstrong\u003eFormulary's Fixer Test Solution\u003c\/strong\u003e is used to tell when a fixer bath has become exhausted by accumulating excess silver ions.\u003c\/p\u003e\n\u003cp\u003eUnlike developing solutions, which discolor when they are exhausted, fixer baths show no outward appearance when they are spent. \u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eTherefore it is necessary to either keep an accurate count of the number of prints or rolls of film fixed or test the fixer solution periodically to determine when it has become exhausted.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFixer Test Solution provides a simple chemical test that allows you to determine when the fixer solution is exhausted and must be replaced. \u003cbr\u003e\u003cbr\u003eThe test is based upon the formation of insoluble silver iodide. The test solution contains potassium iodide. When this is added to a fixer solution containing an excess of silver ions, a distinctive yellow precipitate forms indicating the bath is spent.\u003c\/p\u003e\n\u003cp\u003eThe chemicals in this kit are used to prepare the test solution which has a shelf life of one year.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProvides a Chemical Test\u003c\/li\u003e\n\u003cli\u003eMakes 100ml\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIn The Box:\u003c\/strong\u003e\u003cbr\u003e\u003cspan data-mce-fragment=\"1\"\u003ePhotographers' Formulary FT-1 Fixer Test (\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003eMakes 100ml Stock Solution)\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":41632666484781,"sku":"92157","price":12.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/6167\/4285\/files\/92157_01.png?v=1711752867"},{"product_id":"130-paper-developer-4-liter","title":"Photographers' Formulary 130 Developer for Black \u0026 White Paper (Makes 4 Liters)","description":"\u003cp\u003e\u003cstrong\u003eFormulary's 130 Paper Developer\u003c\/strong\u003e is a superb paper developer that produces a full scale of rich blacks. The developer has an excellent shelf life, high capacity and is very suitable for batch processing.\u003c\/p\u003e\n\u003cp\u003eThe prints obtained with F130 are surpassed only by the Amidol Developers, however F130 is much more pleasant to work with. They feel F130 is one of the best developers ever formulated.\u003c\/p\u003e\n\u003cp\u003eThe chemicals in Formulary 130 make stock solutions which are diluted 1:1 with water to make the working solution. \u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eThe stock solution is stable up to 6 months.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eA capacity of about 50 8x10\" prints can be expected per 1 liter of working solution.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBlack \u0026amp; White Paper Developer\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-mce-fragment=\"1\"\u003eFull Scale of Rich Blacks\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIn The Box:\u003c\/strong\u003e\u003cbr\u003e\u003cspan data-mce-fragment=\"1\"\u003ePhotographers' Formulary 130 Developer for Black \u0026amp; White Paper (Makes 4 Liters)\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Photographers' Formulary","offers":[{"title":"Default Title","offer_id":41632666550317,"sku":"92150","price":30.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0397\/6167\/4285\/files\/92150_01_Hero.png?v=1711750863"}],"url":"https:\/\/glozerscamera.shop\/collections\/photographers-formulary.oembed","provider":"Glazer's Camera","version":"1.0","type":"link"}