四氢呋喃 ≥99.9% unstabilised, HiPerSolv CHROMANORM® 用于LC-MS

供应商: VWR Chemicals
Danger

Synonyms: THF

Filtered through a 0.2 µm filter, packaged under nitrogen.

VWRC84882.320EA 0 CNY
VWRC84882.320 VWRC84882.290
四氢呋喃 ≥99.9% unstabilised, HiPerSolv CHROMANORM® 用于LC-MS
四氢呋喃
分子式: C₄H₈O
分子量: 72,11 g/mol
沸点: 66 °C (1013 hPa)
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) ≥ 99.9 %
Acidity ≤ 0.0005 meq/g
Alkalinity ≤ 0.0005 meq/g
Evaporation residue ≤ 1 ppm
Peroxides (at packaging) ≤ 1 ppm
Water ≤ 50 ppm
Ag (Silver) ≤ 10 ppb
Al (Aluminium) ≤ 25 ppb
Ca (Calcium) ≤ 25 ppb
Cu (Copper) ≤ 10 ppb
Fe (Iron) ≤ 10 ppb
K (Potassium) ≤ 10 ppb
Mg (Magnesium) ≤ 10 ppb
Mn (Manganese) ≤ 10 ppb
Na (Sodium) ≤ 50 ppb
Ni (Nickel) ≤ 10 ppb
Pb (Lead) ≤ 10 ppb
Zn (Zinc) ≤ 10 ppb
Transmittance (215 nm) ≥ 10 %
Transmittance (235 nm) ≥ 50 %
Transmittance (255 nm) ≥ 80 %
Transmittance (275 nm) ≥ 95 %
Transmittance (295 nm) ≥ 99 %
Suitable for LC-MS Passes test

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