API MPMS Chapter 9.3-2026 6TH ED 石油计量标准手册第9.3章原油和液体石油产品密度、相对密度和API重度的标准试验方法（温差比重计法）第六版

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Manual of Petroleum

Measurement Standards

Chapter 9.3

Standard Test Method for Density, Relative Density,

and API Gravity of Crude Petroleum and Liquid

Petroleum Products by Thermohydrometer Method

SIXTH EDITION, JANUARY 2026

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标签： #标准试验 #PM #试验方法

摘要：

API MPMS Chapter 9.3-2026 第六版《石油计量标准手册》第9.3章规定了采用温差比重计法测定原油和液体石油产品密度、相对密度和API重度的标准试验方法。该标准适用于石油计量、贸易交接、质量检验和实验室分析，涵盖仪器准备、样品处理、温度测量、密度与相对密度及API重度计算、温度校正和结果报告等要求，帮助用户准确执行原油密度测定、相对密度测定和API重度换算，确保数据可靠并符合API MPMS最新版本规范。若需掌握温差比重计法操作要点与合规要求，可参考本第六版标准。

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API MPMS Chapter 9.3-2026 6TH ED 石油计量标准手册第9.3章原油和液体石油产品密度、相对密度和API重度的标准试验方法（温差比重计法）第六版

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