T/CAS ES10031405001-2022 Active

Scope: This document specifies the evaluation procedures and requirements for the quality grading of grey water dispersants, evaluation methods, and quality grading. This document is applicable to the evaluation activities of the quality grading of grey water dispersants. Main technical content: 1. Scope: This document specifies the evaluation procedures and requirements for the quality grading of grey water dispersants, evaluation methods, and quality grading. This document is applicable to the evaluation activities of the quality grading of grey water dispersants. 2. Normative references: The content of the following documents is an indispensable part of this document through normative references. Among them, the referenced documents with a specified date are applicable to this document only for the version corresponding to that date; for the referenced documents without a specified date, the latest version (including all amendment sheets) is applicable to this document. - GB/T 4472 - Determination of density and relative density of chemical products - GB/T 6284 - General method for determination of moisture in chemical products - Drying loss method - GB/T 6678 - General principles of sampling for chemical products - GB/T 9724 - Chemical reagents - General principles for pH value determination - GB/T 11893 - Water quality - Determination of total phosphorus - Ammonium molybdate spectrophotometry - SN/T