IS 3520 : 1992 Water-soluble sodium carboxymethyl cellulose

1 Scope

This standard prescribes requirements and methods of samplingand test for water-soluble sodium carboxymethyl cellulose (CMC).

1.1 This standard covers the material used in textile,detergent, insecticide, oil-well drilling and paper industries.

2 References

IS 1070 : 1977Water for general laboratory use

IS 2316 : 1968Method of preparation of standard solution forcolorimetric and volumetric analysis

IS 2317 : 1975Method for gravimetric determination of sulphates

IS 6186 : 1986Specification for bentonite

IS 12305 : 1988Laboratory sintered (fritted) filters, porosity gradingclassification and designation