二甲基甲酸盐

Molecular formula: C3H6O3 Specification: EINECS NO.: 210-478-4 CAS No.: 616-38-6 UN No.: 1161 Class: 3.2 Under normal temperature, it is a colorless, transparent liquid with a molecular weight of 90.08. It has a melting point of 4°C, and a boiling point of 90.3°C. Its index of refraction (nd20), viscosity and latent heat of vaporization are respectively 1.3697, 0.664mpa.s and 8382KJ/Kmol. It can be mixed with such organic solvents as alcohol, ketone, ester, etc. at any proportion but it is slightly soluble in water.Quality indexes: (It conforms to the Quality System Standard: ISO9001: 2000) ItemIndexHigh GradeFirst GradeContent 99.90 % min99.50 % minMethanol 0.05 % max0.1 % maxMoisture 0.02 % max0.05 % maxAcidity (as H+) 0.08 mmol/100g max0.1 mmol/100g maxDensity (20°C) 1.071±0.005 g/cm31.071±0.005 g/cm3Cl 1 ppm max--Na 1 ppm max--K 1 ppm max--Ca 1 ppm max--Fe 1 ppm max--Pb 1 ppm max--Color (Pt-Co)10 max10 maxAppearanceColorless, transparent liquid Packing and Storage: It should be packed in galvanized iron drums, ISOTANK or on the clients' requirements. Stored in cool, dry and draughty place.