methoxy polyethylene glycols with cas 9004-74-4

Quick Details Port: SHANGHAI OR QINGDAO Payment Terms: L/C,T/T,Western Union,MoneyGram Other Names: alpha.-methyl-.omega.-hydroxy density: 1.094 g/mL at 25 °C Refractive index: n20/D 1.459 Boiling point: >200°C/760mmHg Purity: 99.9% Fp: 268 °C CAS No.: 9004-74-4 vapor pressure: 0.05 mm Hg ( 20 °C) Type: Synthetic fibers,Synthetic Resin and Plastics,Synthetic Rubbers EINECS No.: 215-801-2 vapor density: >1 (vs air) MF: CH3O.(C2H4O)n.H Melting point: 60-64 °C Packaging Detail: 200KG/DRUM methoxy polyethylene glycols  with cas 9004-74-4   Specifications   it is widely used in cosmetic and pharmacy industry.    English name: Polyethylene glycol methyl ether Chemical Formula: CH3O(CH2CH2O)nH,n=22~33 Technical index Item MPEG1000 MPEG1200 MPEG1500 Appearance White to yellowish solid White to yellowish solid White to yellowish solid PH 5 % water solution 4 ~ 7 4 ~ 7 4 ~ 7 Molecular weight 950~ 1050 1150~ 1250 1400~ 1600 Application: With well water-solubility, wettability, lubricity, physiological characteristics, incitingless and moderate characteristics, it is widely used in cosmetic and pharmacy industry. The viscosity, hygroscopicity, and organization structure can be changed by the products of different molecular weights. For the products with low molecular weight (molecular weight lower than 2000), it is suitable to wetter, viscosity modifier and can be used in latex, tooth-paste, etc. For the products […]