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产品名称
四氢呋喃, for liquid chromatography LiChrosolv®
vapor density
2.5 (vs air)
Quality Level
vapor pressure
114 mmHg ( 15 °C), 143 mmHg ( 20 °C)
description
isocratic
product line
LiChrosolv®
assay
≥99.9% (GC)
form
liquid
autoignition temp.
610 °F
expl. lim.
1.8-11.8 %
technique(s)
HPLC: suitable
impurities
≤0.0002 meq/g Acidity, ≤0.0002 meq/g Alkalinity, ≤0.02% Peroxide, ≤0.02% Water
evapn. residue
≤1.0 mg/L
transmittance
218 nm, ≥30%, 230 nm, ≥35%, 250 nm, ≥65%, 280 nm, ≥95%
refractive index
n20/D 1.407 (lit.)
pH
7-8 (20 °C, 200 g/L in H2O)
bp
65-67 °C (lit.)
mp
−108 °C (lit.)
transition temp
flash point -20 °C
density
0.889 g/mL at 25 °C (lit.)
storage temp.
2-30°C
SMILES string
C1CCOC1
InChI
1S/C4H8O/c1-2-4-5-3-1/h1-4H2
InChI key
WYURNTSHIVDZCO-UHFFFAOYSA-N
General description
Application
也用于美国药典(USP)专论方法中的合规药物仪器分析。
Features and Benefits
- 玻璃瓶封装
- 高分离度、灵敏度和优化的色谱峰基线分离
Preparation Note
Analysis Note
一致性(IR):符合
蒸发残留物: ≤ 1.0 mg/l
水: ≤ 0.02 %
酸度: ≤ 0.0002 meq/g
碱度: ≤ 0.0002 meq/g
过氧化物: ≤ 0.02 %
透射率(218 nm): ≥ 30 %
透射率(230 nm): ≥ 35 %
透射率(250 nm): ≥ 65 %
透射率(280 nm): ≥ 95 %
经0.2 µm过滤器过滤
Legal Information
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Danger
target_organs
Central nervous system, Respiratory system
supp_hazards
存储类别
3 - Flammable liquids
flash_point_f
-6.2 °F - closed cup
flash_point_c
-21.2 °C - closed cup
Hazard Classifications
Acute Tox. 4 Oral - Carc. 2 - Eye Dam. 1 - Flam. Liq. 2 - STOT SE 3
法规信息
此项目有
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相关内容
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