乙二醇 ≥99.7%, AnalaR NORMAPUR® analytical reagent

供应商: VWR Chemicals
Warning

Synonyms: 1,2-乙二醇

VWRC24041.297EA 522 CNY
VWRC24041.297 VWRC24041.366 VWRC24041.446 VWRC24041.320
乙二醇 ≥99.7%, AnalaR NORMAPUR® analytical reagent
乙二醇
分子式: HOCH₂CH₂OH
分子量: 62.07 g/mol
沸点: 196…198 °C (1013 hPa)
溶点: –13 °C
密度: 1.115 g/cm³ (20 °C)
闪点: 116
存储条件: Ambient
MDL编号: MFCD00002885
CAS号: 107-21-1
EINECS: 203-473-3
REACH: 01-2119456816-28
Merck Index: 13,03832
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产品技术规格

Assay (on anhydrous substance) Min. 99.7 %
Appearance of soln. (50 % V/V; water) Passes test
IR Spectrum Passes test
Acidity Max. 0.0001 meq/g
Alkalinity Max. 0.0002 meq/g
Colouration Max. 10 APHA
Density (20/4) 1.111 - 1.115
Substances coloured by H2SO4 Max. 150 APHA
Formaldehyde Max. 20 ppm
Heavy metals (as Pb) Max. 1 ppm
Ignition residue (SO4) Max. 30 ppm
Substances reducing KMnO4 (as O) Max. 3 ppm
Water Max. 0.1 %
Cl (Chloride) Max. 0.2 ppm
SO4 (Sulphate) Max. 20 ppm
Cu (Copper) Max. 1 ppm
Fe (Iron) Max. 0.5 ppm
Pb (Lead) Max. 1 ppm


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