四氢呋喃 ≥99.5% (by anhydrous basis) stabilised, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent

供应商: VWR Chemicals
Danger

Synonyms: THF

Stabilization: ∼ 250 ppm Stabilised with BHT (2,6-Di-Tert-Butyl-4-Methylphenol; Ionol)

VWRC28551.296EA 978 CNY
VWRC28551.296 VWRC28551.321 VWRC28551.460 VWRC28551.550
四氢呋喃 ≥99.5% (by anhydrous basis) stabilised, AnalaR NORMAPUR® Reag. Ph. Eur., ACS analytical reagent
四氢呋喃
分子式: C₄H₈O
分子量: 72.11 g/mol
沸点: 66
溶点: –108,5 °C
密度: 0.888 g/cm³ (20 °C)
闪点: –21.5 °C
存储条件: Ambient
MDL编号: MFCD00005356
CAS号: 109-99-9
EINECS: 203-726-8
UN号: 2056
ADR: 3 II
REACH: 05-2114615188-48
Merck Index: 12,09351
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产品技术规格

Assay (on Anhydrous Substance) Min. 99.5%
IR Spectrum Passes Test
Acidity Max. 0.001 meq/g
Boiling point 65 - 66.5 °C
Colouration Max. 20 APHA
Density (20/4) 0.885 - 0.888
Density (20/20) 0.886 - 0.890
Refractive index (20°C) 1.406 - 1.408
Evaporation Residue Max. 0.03%
Peroxides (as H₂O₂) Max. 0.015%
Water Max. 0.05%
Al (Aluminium) Max. 0.5 ppm
B (Boron) Max. 0.03 ppm
Ba (Barium) Max. 0.1 ppm
Ca (Calcium) Max. 0.5 ppm
Cd (Cadmium) Max. 0.05 ppm
Co (Cobalt) Max. 0.02 ppm
Cr (Chromium) Max. 0.02 ppm
Cu (Copper) Max. 0.02 ppm
Fe (Iron) Max. 0.1 ppm
Mg (Magnesium) Max. 0.1 ppm
Mn (Manganese) Max. 0.02 ppm
Ni (Nickel) Max. 0.02 ppm
Pb (Lead) Max. 0.1 ppm
Sn (Tin) Max. 0.1 ppm
Zn (Zinc) Max. 0.1 ppm
Conforms to ACS Passes Test
Conforms to Reag. Ph. Eur. Passes Test
Stabilizer (BHT) About 250 ppm


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