| BS 3103:1978* ISO 423:1976 | Specification for photographic grade hydroquinone (p-dihydroxybenzene) |
| BS 3105:1978* ISO 422:1976 | Specification for photographic grade p-methylaminophenol sulphate (metol) |
| BS 3230:1978* ISO 3299-1976 | Specification for photographic grade 1-phenyl-3-pyrazolidinone (Phenidone) |
| BS 3301:1978* ISO 419-1972 | Specification for photographic grade sodium thiosulphate, crystalline |
| BS 3302:1978* ISO 3300-1976 | Specification for photographic grade sodium thiosulphate, anhydrous |
| BS 3304:1978* ISO 418-1976 | Specification for photographic grade sodium sulphite, anhydrous |
| BS 3305:1978* ISO 424-1977 | Specification for photographic grade sodium carbonate, anhydrous |
| BS 3306:1978* ISO 3629-1976 | Specification for photographic grade potassium metabisulphite |
| BS 3307:1978* ISO 420-1976 | Specification for photographic grade potassium bromide |
| BS 3308:1978* ISO 3617-1976 | Specification for photographic grade sodium hydroxide |
| BS 3309:1978* ISO 3618-1976 | Specification for photographic grade benzotriazole |
| BS 3310:1978* ISO 3619-1976 | Specification for photographic grade ammonium thiosulphate solution |
| BS 3311:1978* ISO 3621-1976 | Specification for photographic grade sodium tetraborate, decahydrate (borax) |
| BS 3312:1978* ISO 3620-1976 | Specification for photographic grade aluminium potassium sulphate, dodecahydrate (potash alum) |
| BS 3750:1978* ISO 3622-1976 | Specification for photographic grade ammonium thiocyanate |
| BS 3751:1978* ISO 3623-1976 | Specification for photographic grade potassium carbonate, anhydrous |
| BS 3752:1978* ISO 3624-1976 | Specification for photographic grade potassium ferricyanide |
| BS 3753:1978* ISO 3625-1976 | Specification for photographic grade potassium hydroxide |
| BS 3833:1978* ISO 3626-1976 | Specification for photographic grade potassium thiocyanate |
| BS 3834:1978* ISO 3627-1976 | Specification for photographic grade sodium metabisulphite anhydrous |
| BS 5565:1978* ISO 3628-1976 | Specification for photographic grade boric acid |
| BS 5569:1978* ISO 3298-1976 | Specification for photographic grade glacial acetic acid |
| BS 5570:1978* ISO 3942-1976 | Specification for photographic grade sodium carbonate, monohydrate |
| BS 5571:1978* ISO 3943-1976 | Specification for photographic grade sodium acetate, anhydrous |
| BS 6618:1985* ISO 5990-1983 | Specification for photographic grade potassium sulphite, 650 g/L aqueous solution |
| BS ISO 10348:1993 | Photography. Processing wastes. Determination of silver content |
| BS ISO 10349-13:2002 | Photography. Photographic-grade chemicals. Test methods. Determination of pH |
| BS ISO 10349-1:2002 | Photography. Photographic-grade chemicals. Test methods. General |
| BS ISO 10349-8:2002 | Photography. Photographic-grade chemicals. Test methods. Determination of volatile matter |
| BS ISO 10636:1994 | Photography. Processing chemicals. Specification for anhydrous sodium thiosulfate and sodium thiosulfate pentahydrate |
| BS ISO 17531:2002 | Photography. Processing chemicals. Specifications for 4-(N-ethyl-N-2- methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate |
| BS ISO 3298:1994 | Photography. Processing chemicals. Specifications for glacial acetic acid |
| BS ISO 3299:1994 | Photography. Processing chemicals. Specifications for 1-phenyl-3-pyrazolidinone |
| BS ISO 3617:1994 | Photography. Processing chemicals. Specifications for sodium hydroxide |
| BS ISO 3618:1994 | Photography. Processing chemicals. Specifications for benzotriazole |
| BS ISO 3619:1994 | Photography. Processing chemicals. Specification for ammonium thiosulfate solution |
| BS ISO 3620:1994 | Photography. Processing chemicals. Specifications for aluminium potassium sulfate |
| BS ISO 3621:1994 | Photography. Processing chemicals. Specifications for sodium tetraborate decahydrate |
| BS ISO 3622:1996 | Photography. Processing chemicals. Specifications for ammonium thiocyanate |
| BS ISO 3623:1994 | Photography. Processing chemicals. Specifications for anhydrous potassium carbonate |
| BS ISO 3624:1994 | Photography. Processing chemicals. Specifications for potassium ferricyanide |
| BS ISO 3625:1994 | Photography. Processing chemicals. Specifications for potassium hydroxide |
| BS ISO 3626:1996 | Photography. Processing chemicals. Specification for potassium thiocyanate |
| BS ISO 3627:1994 | Photography. Processing chemicals. Specifications for anhydrous sodium metabisulfite |
| BS ISO 3627:2001 | Photography. Processing chemicals. Specifications for anhydrous sodium metabisulfite |
| BS ISO 3628:1994 | Photography. Processing chemicals. Specifications for boric acid, granular |
| BS ISO 3629:1996 | Photography. Processing chemicals. Specifications for dipotassium disulfite (potassium metabisulfite) |
| BS ISO 3629:2000 | Photography. Processing chemicals. Specifications for potassium metabisulfite |
| BS ISO 3943:1993 | Photography. Processing chemicals. Specifications for anhydrous sodium acetate |
| BS ISO 418:1994 | Photography. Processing chemicals. Specifications for anhydrous sodium sulfite |
| BS ISO 418:2001 | Photography. Processing chemicals. Specifications for anhydrous sodium sulfite |
| BS ISO 420:1994 | Photography. Processing chemicals. Specifications for potassium bromide |
| BS ISO 422:1994 | Photography. Processing chemicals. Specifications for p-methylaminophenol sulfate |
| BS ISO 423:1994 | Photography. Processing chemicals. Specification for hydroquinone |
| BS ISO 424:1994 | Photography. Processing chemicals. Specification for anhydrous sodium carbonate and sodium carbonate monohydrate |
| BS ISO 5989:1995 | Photography. Pre-packaged chemicals for the processing of silver halide based photographic materials. Vocabulary |
| BS ISO 5990:1996 | Photography. Processing chemicals. Specifications for potassium sulfite, 650 g/l aqueous solution |
| BS ISO 5990:2000 | Photography. Processing chemicals. Specifications for potassium sulfite, 650 g/l solution |
| BS ISO 6849:1996 | Photography. Processing wastes. Determination of boron |
| BS ISO 6850:1994 | Photography. Processing wastes. Determination of nitrate by a spectrometric method using brucine |
| BS ISO 6851:2001 | Photography. Processing waste. Determination of total amino nitrogen (microdiffusion Kjeldahl method) |
| BS ISO 6853:2001 | Photography. Processing waste. Determination of ammoniacal nitrogen (microdiffusion method) |
| BS ISO 7760:2001 | Photography. Processing waste. Determination of hydroquinone |
| BS ISO 7766-1:1993 | Photography. Processing wastes. Analysis of cyanides. Determination of hexacyanoferrate(II) and hexacyanoferrate(III) by spectrometry |
| BS ISO 7766:2003 | Processing photographic wastes. Analysis of cyanides. Determination of hexacyanoferrate(II) and hexacyanoferrate(III) by spectrometry |