IS 4173 : 1975 4-methyl aminophenol sulphate

1 scope

1.1 This standard prescribes the requirements and the methods ofsampling and test for 4-methylaminophenol sulphate used forprocessing photographic materials.

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 266 : 1961Specification for sulphuric acid

IS 296 : 1974Specification for sodium carbonate, anhydrous

IS 1070 : 1960Specification for water, distilled quality

IS 4905 : 1968Methods for random sampling

IS 6128: 1971Specification for desiccators