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SY/T 6520-2001 Test method for dehydration of crude oil by autoclave (USD) via email in 1-3 business day ABOLISHED
SY/T 5798-1993 (USD) via email in 1-3 business day ABOLISHED
SY/T 7549-2000 Detemination of viscosity -- temperature charts for crude oil with rotational viscometers (USD) via email in 1-3 business day VALID
ZB E 21001-1987 via email in ABOLISHED please email coc@codeofchina.com for quotation
SY/T 0521-2008 Determination of wax appearance temperature in crude petroleum-Test method by microscopic observation (USD) via email in 1-3 business day VALID
SY 7502-1985 (USD) via email in 1-3 business day ABOLISHED
SY/T 0522-2008 Determination of wax appeaance temperature in crude petroleum—Test method by rotational viscometer (USD) via email in 1-3 business day VALID
SY/T 0537-2008 The test method of wax conternt in crude oil (USD) via email in 1-3 business day VALID
GB/T 18612-2011 Determination of organic chloride content in crude oil (USD) via email in 1-3 business day VALID
SY/T 5317-2006 Petroleum Liquid-Automatic Pipeline Sampling (USD) via email in 1-8 business day
GB/T 26984-2011 Test method for distillation characteristics of crude oil (USD) via email in 1-3 business day VALID
GB/T 17280-2009 Standard test method for distillation of crude petroleum - 15-theoretical plate column (USD) via email in 1-8 business day ABOLISHED
GB/T 18611-2015 Test method for simplified distillation of crude oil (USD) via email in 1-3 business day VALID
GB/T 18611-2001 Test method for simplified distillation of crude oil (USD) via email in 1-3 business day ABOLISHED
SY/T 0536-2008 Determination of salt conternt in crude petroleum-Coulometric titration method (USD) via email in 1-3 business day VALID
GB/T 17282-1998 Method for estimation of molecular weight (relative molecular mass)of petroleum oils from viscosity measurements via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 26985-2018 Standard test method for pour point of crude oils (USD) via email in 1-3 business day VALID
SY/T 0520-2008 Viscosity determination of crude petroleum—Equilibrium method by rotational viscometer (USD) via email in 1-3 business day VALID
GB/T 26983-2011 Determination of sulfureted hydrogen,methyl mercaptan and ethyl mercaptan in crude oil (USD) via email in 1-3 business day VALID
GB/T 17674-1999 Determination of nitrogen in petroleum and petroleum products by chemiluminescence method via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
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