This standard specifies the test methods for 16 indexes of surface active agent and detergent, i.e. reduced sample, granularity, total phosphorus pentoxide, total active matters, nonionic surface active agents, various forms of phosphate, tosylate, foaming power, chelating agent (EDTA), apparent density, whiteness, moisture and volatile matter, 4A zeolite content, active oxygen, alkali protease activity, and active chlorine.
This standard is applicable to the determination of indexes for surface active agent and detergent. For determining sample using the method specified in this standard, it shall select method as appropriate to the sample.
2 Normative References
The following documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding any corrigendum), or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. For any undated references, the latest edition of the document referred to applies.
GB/T 6003.1-1997 Test Sieves of Metal Wire Cloth
GB/T 9087 The White Powdered Standard Plate for Colorimetry and Photometry
QB/T 2623.1-2003 Determination of Free Caustic Alkali Content in Soaps
QB/T 2739-2005 Preparations of Standard Volumetric Solutions of General Test Methods for Washing Products
JB/T 9327 Whiteness Meter
JJG 512 Verification Regulation of the Whiteness Meter
3 Terms and Definitions
For the purposes of this standard, the following terms and definitions apply.
