四氢呋喃 99.5+% 用于光谱
供应商: Thermo Scientific
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Danger
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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 |
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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