四氢呋喃 ≥99.9% unstabilised, HiPerSolv CHROMANORM® 用于HPLC

供应商: VWR Chemicals
Danger

Synonyms: THF

Filtered through a 0.2 µm filter, packaged under nitrogen.

VWRC28559.320EA 0 CNY
VWRC28559.320 VWRC28559.290
四氢呋喃 ≥99.9% unstabilised, HiPerSolv CHROMANORM® 用于HPLC
四氢呋喃

Not being stabilised, this product normally loses strength during storage.

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 %
Identification (IR) Conforms
Acidity ≤ 0.0002 meq/g
Alkalinity ≤ 0.0002 meq/g
Peroxides (as H₂O₂) ≤ 50 ppm
Water ≤ 0.02 %
Transmittance (218 nm) ≥ 30 %
Transmittance (230 nm) ≥ 40 %
Transmittance (240 nm) ≥ 60 %
Transmittance (250 nm) ≥ 70 %
Transmittance (260 nm) ≥ 80 %
Transmittance (280 nm) ≥ 96 %
Transmittance (300 nm) ≥ 98 %
Filtered through 0.2 μm Confirmed

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