乙二醇 ≥99.7%, AnalaR NORMAPUR® analytical reagent
供应商: VWR Chemicals
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Warning
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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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