Photographic chemicals

Potassium bromide (KBr) is a salt, widely used as an anticonvulsant and a sedative in the late 19th and early 20th centuries, with over-the-counter use extending to 1975 in the US.

Mercury(II) chloride or mercuric chloride (archaically, corrosive sublimate) is the chemical compound of mercury and chlorine with the formula HgCl2.

Nitrocellulose (also known as cellulose nitrate, flash paper, flash cotton, guncotton, and flash string) is a highly flammable compound formed by nitrating cellulose through exposure to nitric acid or another powerful nitrating agent.

Sodium hydroxide (NaOH), also known as lye and caustic soda, is an inorganic compound.

Potassium iodide is an inorganic compound with the chemical formula KI.

Hydroxylamine is an inorganic compound with the formula NH2OH.

Acetone (systematically named 2-propanone) is the organic compound with the formula (CH3)2CO.

Gold(III) chloride, traditionally called auric chloride, is a chemical compound of gold and chlorine.

Sodium carbonate (also known as washing soda, soda ash and soda crystals), Na2CO3, is the water-soluble sodium salt of carbonic acid.

Silver iodide is an inorganic compound with the formula AgI.

Potassium permanganate is an inorganic chemical compound with the chemical formula KMnO4.

Potassium cyanide is a compound with the formula KCN.

Sodium sulfate is the inorganic compound with formula Na2SO4 as well as several related hydrates.

Glycin, or N-(4-hydroxyphenyl)glycine, is N-substituted p-aminophenol.

Rodinal is the trade name of a black and white developing agent produced originally by the German company Agfa based on the chemical 4-aminophenol.

Silver chloride is a chemical compound with the chemical formula AgCl.

Sodium sulfide is the chemical compound with the formula Na2S, or more commonly its hydrate Na2S·9H2O.

Sodium sulfite (sodium sulphite) is a soluble sodium salt of sulfurous acid (sulfite) with the chemical formula Na2SO3.

Ethylenediaminetetraacetic acid (EDTA), also known by , is an aminopolycarboxylic acid and a colourless, water-soluble solid.

Potassium ferricyanide is the chemical compound with the formula K3[Fe(CN)6].

Trisodium phosphate (TSP) is the inorganic compound with the chemical formula Na3PO4.

Sodium cyanide is an inorganic compound with the formula NaCN.

Sodium bisulfate, also known as sodium hydrogen sulfate, is the sodium salt of the bisulfate anion, with the molecular formula NaHSO4.

Selenium dioxide is the chemical compound with the formula SeO2.

Sulfuric acid (alternative spelling sulphuric acid) is a highly corrosive strong mineral acid with the molecular formula H2SO4 and molecular weight 98.

Potassium thiocyanate is the chemical compound with the molecular formula KSCN.

Sodium superoxide is the inorganic compound with the formula NaO2.

Silver chromate (Ag2CrO4) is a brown-red monoclinic crystal and is a chemical precursor to modern photography.

Uranyl nitrate (UO2(NO3)2) is a water soluble yellow uranium salt.

Amyl acetate (pentyl acetate) is an organic compound and an ester with the chemical formula CH3COO[CH2]4CH3 and the molecular weight 130.

Cadmium bromide is a cream-coloured crystalline ionic cadmium salt of hydrobromic acid that is soluble in water.

Potassium metabisulfite, K2S2O5, also known as potassium pyrosulfite, is a white crystalline powder with a pungent sulfur odour.

Citric acid is a weak organic tricarboxylic acid having the chemical formula C6H8O7.

Borax, also known as sodium borate, sodium tetraborate, or disodium tetraborate, is an important boron compound, a mineral, and a salt of boric acid.

Nitric acid (HNO3), also known as aqua fortis and spirit of niter, is a highly corrosive mineral acid.

Boric acid, also called hydrogen borate, boracic acid, orthoboric acid and acidum boricum, is a weak, monobasic Lewis acid of boron often used as an antiseptic, insecticide, flame retardant, neutron absorber, or precursor to other chemical compounds.

Sodium hexametaphosphate (SHMP) is a hexamer of composition (NaPO3)6.

Amidol is a colorless crystalline compound with the molecular structure C6H3(NH2)2OH.

Sodium thiosulfate (Na2S2O3), also spelled sodium thiosulphate, is an inorganic compound that is typically available as the pentahydrate, Na2S2O3·5H2O.

Sodium acetate, CH3COONa, also abbreviated NaOAc, also known as sodium ethanoate, is the sodium salt of acetic acid.

Hydroxylammonium chloride is the hydrochloric acid salt of hydroxylamine.

Ammonium thiosulfate (ammonium thiosulphate in British English) is an inorganic compound.

Metol is the organic compound with the formula [HOC6H4NH2(CH3)]HSO4.

Cadmium iodide, CdI2, is a chemical compound of cadmium and iodine.

Potassium carbonate (K2CO3) is a white salt, soluble in water (insoluble in ethanol) which forms a strongly alkaline solution.

Ammonium ferric citrate has the formula (NH4)5Fe(C6H4O7)2.

Potassium hydroxide is an inorganic compound with the formula KOH, and is commonly called caustic potash.

Potassium dichromate, K2Cr2O7, is a common inorganic chemical reagent, most commonly used as an oxidizing agent in various laboratory and industrial applications.

Silver bromide (AgBr), a soft, pale-yellow, water-insoluble salt well known (along with other silver halides) for its unusual sensitivity to light.

Hydroxylammonium sulfate (NH3OH)2SO4, is the sulfuric acid salt of hydroxylamine.

Silver nitrate is an inorganic compound with chemical formula AgNO3.

Hydrochloric acid is a colorless, highly pungent solution of hydrogen chloride (HCl) in water.

Silver selenide (Ag2Se) is the reaction product formed when selenium toning analog silver gelatine photo papers in photographic print toning.

A silver halide (or silver salt) is one of the compounds which are formed between silver and one of the halogens – silver bromide (AgBr), chloride (AgCl), iodide (AgI), and three forms of silver fluoride.

Phenidone (1-phenyl-3-pyrazolidinone) is an organic compound that is primarily used as a photographic developer.

Ammonia solution, also known as ammonium hydroxide, ammonia water, ammonical liquor, ammonia liquor, aqua ammonia, aqueous ammonia, or simply ammonia, is a solution of ammonia in water.

Prussian blue is a dark blue pigment with the idealized chemical formula Fe7(CN)18.