四氢呋喃,Tetrahydrofuran [THF];for analysis EMPARTA® ACS, ≥99.5% (GC)

1070252500;别名:四亚甲基氧化物;丁烯氧化物;氧杂环戊烷;四甲撑氧;环氧丁烷;环氧丙烷;Butylene oxide, Oxolane, THF, Tetramethylene oxide

Empirical Formula (Hill Notation): C4H8O CAS号: 109-99-9 分子量: 72.11 Beilstein: 102391 MDL编号: MFCD00005356 EC索引号: 203-726-8
货号(SKU): 1.07025
CAS号: 109-99-9
MDL号: MFCD00005356
签订合同 √ 正规发票 √ 技术支持 √ 质量保障 √ 全程可追溯 √
¥1,382.31

说明

一般描述

EMD Millipore offers EMPARTA grade solvents for routine tasks in analytical laboratories. EMPARTA grade solvents offer fewer test parameters than EMSURE, yet are still of high quality. EMPARTA solvents meet ACS requirements, making them ideal for a wide range of analytical applications.
 

分析说明

Purity (GC): ≥ 99.5 %
Identity (IR): conforms
Appearance: clear
Color: ≤ 10 Hazen
Peroxide (as H₂O₂): ≤ 0.01 %
Evaporation residue: ≤ 0.03 %
Water: ≤ 0.05 %
Stabilized with 2,6-Di-tert-butyl-4-methylphenol (BHT).
 

法律信息

EMPARTA is a registered trademark of Merck KGaA, Darmstadt, Germany
 
 

属性

等级

ACS reagent

质量水平

蒸汽密度

2.5 (vs air)

蒸汽压

114 mmHg ( 15 °C)
143 mmHg ( 20 °C)

产品线

EMPARTA®

检测方案

≥99.5% (GC)

形式

liquid

自燃温度

610 °F

expl. lim.

1.8-11.8 %

杂质

≤0.01% Peroxide (as H2O2)
≤0.05% Water

蒸发残留物

≤0.03%

颜色

clearAPHA: ≤10

折射率

n20/D 1.407 (lit.)

pH值(酸碱度)

7-8 (20 °C, 200 g/L in H2O)

bp

65-67 °C (lit.)

mp

−108 °C (lit.)

转变温度

flash point -21.5 °C

密度

0.889 g/mL at 25 °C (lit.)

储存温度

2-30°C

SMILES string

C1CCOC1

InChI

1S/C4H8O/c1-2-4-5-3-1/h1-4H2

InChI key

WYURNTSHIVDZCO-UHFFFAOYSA-N

 

安全信息

警示用语:

Danger

危险分类

Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2

补充剂危害

储存分类代码

3 - Flammable liquids

WGK

WGK 1

闪点(F)

-6.2 °F - closed cup

闪点(C)

-21.2 °C - closed cup

个人防护装备

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

商品规格
属性名称属性值
储存温度 Storage temp.常温阴凉避光
全球实时库存 Availability √美国St. Louis ≥ 20 | 欧洲Eur. ≥ 16 | 東京Tokyo ≥ 5 | 香港与北京 ≥ 20
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