SH/T 0778-2005
Determination of paraffin wax content of asphalts by cracking and deoiling method
YB/T 031-2012
Determination of the naphthalene content of coal tar pitch for road by gas chromatography
NB/SH/T 0425-2023
YB/T 5178-2016
Feedstock oil for carbon black-Determination of asphaltine content-Precipitation of n-heptane
SH/T 0425-2003
Test method for wax content of asphalts
SY/T 7550-2012
Determination of wax,resins and asphaltenes in crude oil
SH/T 0266-1992
SY/T 7550-1999
SH/T 0099.17-2005
Determination of residue and oil distillate in asphalt emulsions by distillation
NB/SH/T 0838-2010
Determination of polycyclic aromatics(PCA) in unused lubricating base oils and asphaltene free petroleum fractions-Dimethyl sulphoxide extraction refractive index method
SY 7550-2012
SY/T 7550-2004
Determination of wax,resins and asphaltenes contents in crude oil
SH/T 0425-1992
SY/T 7550-2000
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Tar and pitch. Determination of toluene-insoluble content
20240836-T-469
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ASTM D2318-20
Standard Test Method for Quinoline-Insoluble (QI) Content of Tar and Pitch
ASTM D4072-23
Standard Test Method for Toluene-Insoluble (TI) Content of Tar and Pitch
ASTM D4312-20
Standard Test Method for Toluene-Insoluble (TI) Content of Tar and Pitch (Short Method)
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Automobil roads of general use. Viscous petroleum road bitumens. Method for determination of solid paraffin content