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SY/T 7551-2004 Standard test method for pour point of crude oils (USD) via email in 1-3 business day
SY/T 7504-2008 Determination of octane and hydrocarbon components before octane in crude petroleum-Gas chromatography (USD) via email in 1-3 business day VALID
GB/T 17282-2012 Test method for estimation of mean relative molecular mass of petroleum oils from viscosity measurements (USD) via email in 1-3 business day VALID
GB/T 6533-2012 Test method for water and sediment in crude oil by the centrifuge method (USD) via email in 1-3 business day VALID
SJ/T 10130-1991 Synchronous motor for DT series of timing devices (USD) via email in 1 business day VALID
SY/T 7552-2005 Crude petroleum -- Determination of water -- Potentiometric Karl Fischer titration method (USD) via email in 1-3 business day
GB/T 18608-2001 STANDARD test methods for determination of iron,nickel,sodium,and vanadium in crude oil by atomic absorption spectrometry via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 8928-1988 Asphalt materials; Determination of specific gravity and density; Pycnometer method (USD) via email in 1-3 business day ABOLISHED
GB/T 6532-1986 Crude petroleum and products; Determination of salt content (USD) via email in 1-3 business day ABOLISHED
GB/T 11146-1999 Crude oils--Determination of water--Karl Fischer reagent method (USD) via email in 1-3 business day ABOLISHED
GB/T 2538-1988 Crude oils-Test methods via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 18609-2001 STANDARD test method for acid number of crude oil by potentiometric titration via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
SY 5269-1991 (USD) via email in 1-3 business day ABOLISHED
GB/T 18610-2001 Crude oil--Determination of carbon residue--Conradson method via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
SY/T 5542-1992 (USD) via email in 1-5 business day ABOLISHED
SY/T 7547-2014 Determination of crude oil yield value by rotational viscometer via email in VALID please email coc@codeofchina.com for quotation
GB/T 6533-1986 Crude petroleum; Determination of water and sediment; Centrifuge method (USD) via email in 1-3 business day ABOLISHED
GB/T 11146-2009 Crude petroleum - Determination of water - Coulometric Karl Fischer titration method (USD) via email in 1-3 business day VALID
GB 6531-1986 Crude petroleum and fuel oils; Determination of sediment; Extraction method (USD) via email in 1-3 business day VALID
GB/T 8929-1988 Grude oil-Determination of water-Distillation method via email in ABOLISHED please email coc@codeofchina.com for quotation
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