T/CAS ES10250203001-2022 Active

Scope: This document specifies the evaluation procedures and requirements for the quality grading of crude oil demulsifiers, evaluation methods, and quality grading. This document applies to the evaluation activities of crude oil demulsifier quality grading. Main technical content: 1. Scope: This document specifies the evaluation procedures and requirements for the quality grading of crude oil demulsifiers, evaluation methods, and quality grading. This document applies to the evaluation activities of crude oil demulsifier quality grading. 2. Normative referenced documents: The following documents are essential for the application of this document. For referenced documents with a specified date, only the version with the specified date applies to this document. For referenced documents without a specified date, the latest version (including all amendment sheets) applies to this document. - GB/T 1884: Laboratory Determination of Density of Crude Oil and Liquid Petroleum Products (Densimeter Method) - GB/T 6678: General Principles for Sampling of Chemical Products - GB/T 6680: General Principles for Sampling of Liquid Chemical Products - GB/T 6682: Specifications and Test Methods for Water Used in Analytical Laboratories - GB/T 8170: Rules for Rounding of Numerical Values and the Representation and Judgment of Limit Values - GB/T 21615: Hazardous Substances - Flash Point Test Method for Flammable Liquids in a Closed Cup - SH/T 0604: Determination of Density of Crude Oil and Petroleum Products (U-shaped Vibrating Tube Method) - SY/T 5329: Water Quality Indicators and Analysis Methods for Water Injection into Shale Rock Reservoirs - SY/T 5402: Determination of Water Content in Crude Oil by Electrical Separation Method - SY/T 7329: Determination of Organochlorine Content in Oilfield Chemicals - T/CAS ES000000001–2022 (V01): General Rules for Quality Grading and Evaluation of Industrial Products