四氢呋喃 99.5+% 用于光谱

供应商: Thermo Scientific
Danger

Synonyms: THF

ACRO222162500EA 0 CNY
ACRO222160025 ACRO222162500 ACRO222160010 ACRO222165000
四氢呋喃 99.5+% 用于光谱
四氢呋喃
分子式: C₄H₈O
分子量: 72,11 g/mol
沸点: 66 °C (760 mmHg)
溶点: –108,4 °C
密度: 0,88 g/cm³
闪点: –21 °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

Appearance Clear liquid
Water ≤0.03 % (Coulometric)
GC ≥99.50 %
UV at 215 nm A: ≤1
UV at 230 nm A: ≤0.5
UV at 240 nm A: ≤0.26
UV at 250 nm A: ≤0.1
UV at 260 nm A: ≤0.05
UV at 270 nm A: ≤0.04
UV at 280 nm A: ≤0.02
UV 1 cm cell vs HPLC-grade water
Color scale ≤10 APHA
Residue after evaporation ≤0.005 %
Acidity ≤0.0002 meq/g
Alkalinity ≤0.0006 meq/g
Peroxides ≤0.01 % (as H2O2)

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