T/CAS ES101306001-2022 Active

Scope: This document specifies the evaluation procedures and requirements, evaluation methods, and quality grading for the water loss reduction agents used in oil well cement. This document is applicable to the evaluation of the quality grading of water loss reduction agents used in oil well cement. Main technical content: 1. Scope: This document specifies the evaluation procedures and requirements, evaluation methods, and quality grading for the water loss reduction agents used in oil well cement. This document is applicable to the evaluation of the quality grading of water loss reduction agents used in oil well cement. 2. Normative references: The content of the following documents is incorporated into this document as essential provisions through normative references. Among them, the referenced documents with dates are applicable to this document only in the version corresponding to the date; the referenced documents without dates are applicable to this document in their latest version (including all amendment sheets). - GB/T 6678: General Principles for Sampling of Chemical Products - GB/T 6679: General Principles for Sampling of Solid Chemical Products - GB/T 6680: General Principles for Sampling of Liquid Chemical Products - SY/T 5504.2: Evaluation Methods for Additives Used in Oil Well Cement — Part 2: Water Loss Reduction Agents - T/CAS ES000000001–2022 (V01): Rules for Evaluating the Quality Grading of Industrial Products — General Principles