甲醇 ≥99.8%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. 分析试剂

供应商: VWR Chemicals
Danger

Synonyms: 木精

VWRC20847.240EA 0 CNY
VWRC20847.240 VWRC20847.295 VWRC20847.360 VWRC20847.320 VWRC20847.466 VWRC20847.422 VWRC20847.930 VWRC20847.557 VWRC20847.318 VWRC20847.307
甲醇 ≥99.8%, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. 分析试剂
甲醇
分子式: CH₃OH
分子量: 32,04 g/mol
沸点: 64,6 °C (1013 hPa)
溶点: –98 °C
密度: 0,7918 g/cm³ (20 °C)
闪点: 11 °C (closed cup)
存储条件: Ambient
MDL编号: MFCD00004595
CAS号: 67-56-1
EINECS: 200-659-6
UN号: 1230
ADR: 3 (6.1),II
REACH: 01-2119433307-44
Merck Index: 13,05984
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产品技术规格

Appearance Clear colourless liquid
Assay (on anhydrous substance) Min. 99.8 %
IR Spectrum Passes test
Solubility in water Passes test ACS
Acidity Max. 0.0002 meq/g
Alkalinity Max. 0.00006 meq/g
Boiling point 64 - 65 °C
Colouration Max. 10 APHA
Density (20/4) 0.791 - 0.792
Density (20/20) 0.791 - 0.793
Substances coloured by H2SO4 Max. 10 APHA
Acetone + aldehydes (as CH3COCH3) Max. 10 ppm
Acetone Max. 5 ppm
Acetaldehyde Max. 5 ppm
Ethanol Max. 0.1 %
Evaporation residue Max. 10 ppm
Formaldehyde Max. 1 ppm
Substances reducing KMnO4 (as O) Max. 2 ppm
Water Max. 0.05 %
Cl (Chloride) Max. 0.5 ppm
Al (Aluminium) Max. 0.1 ppm
B (Boron) Max. 0.08 ppm
Ba (Barium) Max. 0.05 ppm
Ca (Calcium) Max. 0.8 ppm
Cd (Cadmium) Max. 0.01 ppm
Co (Cobalt) Max. 0.01 ppm
Cr (Chromium) Max. 0.02 ppm
Cu (Copper) Max. 0.01 ppm
Fe (Iron) Max. 0.1 ppm
K (Potassium) Max. 0.1 ppm
Mg (Magnesium) Max. 0.05 ppm
Mn (Manganese) Max. 0.01 ppm
Na (Sodium) Max. 0.7 ppm
Ni (Nickel) Max. 0.01 ppm
Pb (Lead) Max. 0.01 ppm
Sn (Tin) Max. 0.1 ppm
Sr (Strontium) Max. 0.02 ppm
Zn (Zinc) Max. 0.2 ppm
Absorbance (225 nm) Max. 0.17
Transmittance (210 nm) Min. 20 %
Transmittance (220 nm) Min. 50 %
Transmittance (225 nm) Min. 68 %
Transmittance (250 nm) Min. 95 %
Conforms to ACS Passes test
Conforms Ph.Eur. R 1053200 Passes test
Conforms Ph.Eur. R1 1053201 Passes test
Conforms Ph.Eur. R2 1053202 Passes test

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