原油蜡含量的测定
Determination of wax content in crude oil
2022-03-09
ASTM D7157-23
Standard Test Method for Determination of Intrinsic Stability of Asphaltene-Containing Residues, Heavy Fuel Oils, and Crude Oils (n-Heptane Phase Separation; Optical Detection)
测定含沥青质残留物、重质燃料油和原油内在稳定性的标准试验方法（n-庚烷相分离；光学检测）
2023-03-01
ASTM D8253-21
Standard Test Method for Determination of the Asphaltene Solvency Properties of Bitumen, Crude Oil, Condensate and/or Related Products for the Purpose of Calculating Stability, Compatibility for Blending, Fouling, and Processibility (Manual Microscopy Method)
测定沥青、原油、凝析油的沥青质溶解性能的标准试验方法
和/或相关产品 用于计算稳定性、混合相容性、污垢和
加工性（手工显微镜法）