SY/T 7550-2012
Determination of wax,resins and asphaltenes in crude oil
SY/T 7550-1999
SY 7550-2012
SY/T 7550-2004
Determination of wax,resins and asphaltenes contents in crude oil
SY/T 7550-2000
YB/T 5178-2016
Feedstock oil for carbon black-Determination of asphaltine content-Precipitation of n-heptane
GB/T 26982-2022
Determination of wax content in crude oil
20240836-T-469
Coal tar—Content determination of saturates, aromatics, heteroatomics, phenols, resins and asphaltene—Solvent extraction - column chromatography separation gravimetric method
GB/T 18612-2011
Determination of organic chloride content in crude oil
GB/T 25104-2019
Automatic measurement of water content in crude oil—RF method
GB/T 8929-2006
Crude petroleum - Determination of water - Distillation method
GB/T 6532-2012
Test method for salt in crude oils(Potentiometric method)
GB/T 26986-2011
Crude petroleum - Determination of water - Potentiometric Karl Fischer titration method
GB/T 11146-2009
Crude petroleum - Determination of water - Coulometric Karl Fischer titration method
GB/T 17674-2021
Determination of nitrogen in crude oil—Boat-inlet chemiluminescence
SY/T 0537-2008
The test method of wax content in crude oil
SY/T 5402-2016
Determination of water content in crude oil-Electric dehydration method
SY/T 0536-2008
Determination of salt content in crude petroleum-Coulometric titration method
GB/T 26982-2011
Crude petroleum—Determination of wax content
SN/T 2782-2011
Determination of salts in crude oil-Electrometric method