QB/T 2974-2008
Polyethylene glycol monomethyl ether (English Version)
- Standard No.
- QB/T 2974-2008
- Language
- Chinese, Available in English version
- Release Date
- 2008
- Published By
- Professional Standard - Light Industry
- Latest
- QB/T 2974-2008
- Scope
- This standard specifies the classification, requirements, test methods, inspection rules and marking, packaging, transportation, storage and retention period of polyethylene glycol monomethyl ether products. This standard applies to etherification products made from methanol and ethylene oxide as raw materials. It is used as a thickener and lubricant in the textile printing and dyeing industry and daily chemical industry, and as a raw material for cement water-reducing agent in the building materials industry.
QB/T 2974-2008 Referenced Document
- GB/T 17830 Determination of polyethylene glycol content in nonionic ethoxylated surfactants—HPLC method*， 2017-12-29 Update
- GB/T 6368 Surface active agents.Determination of pH of aqueous solution.Potentiometric method*， 2008-04-01 Update
- GB/T 7380 Surface active agents and detergents--Determination of water content--Karl Fischer method
- GB/T 7384 Non-ionic surface active agents--Polyethoxylated derivatives--Determination of hydroxyl value--Acetic anhydride method
- GB/T 7385 Non-ionic surface active agents.Polyethoxylated derivatives.Iodometric determination of oxyethylene groups*， 2012-12-31 Update
- GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values*， 2008-07-16 Update
QB/T 2974-2008 history
- 2008 QB/T 2974-2008 Polyethylene glycol monomethyl ether
