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重要文件

372145

Sigma-Aldrich

三氯乙烯

anhydrous, contains 40 ppm diisopropylamine as stabilizer, ≥99%

同義詞:

TCE, 三氯代乙烯

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About This Item

線性公式:
ClCH=CCl2
CAS號碼:
分子量::
131.39
Beilstein:
1736782
EC號碼:
MDL號碼:
分類程式碼代碼:
12352101
PubChem物質ID:
NACRES:
NA.21
等級:
anhydrous
化驗:
≥99%
bp:
86.7 °C (lit.)
蒸汽壓力:
61 mmHg ( 20 °C)

等級

anhydrous

品質等級

蒸汽密度

4.5 (vs air)

蒸汽壓力

61 mmHg ( 20 °C)

化驗

≥99%

形狀

liquid

自燃溫度

770 °F

包含

40 ppm diisopropylamine as stabilizer

雜質

<0.002% water
<0.005% water (100 mL pkg)

蒸發殘留物

<0.0005%

折射率

n20/D 1.476 (lit.)

bp

86.7 °C (lit.)

mp

−84.8 °C (lit.)

密度

1.463 g/mL at 25 °C (lit.)

SMILES 字串

Cl\C=C(\Cl)Cl

InChI

1S/C2HCl3/c3-1-2(4)5/h1H

InChI 密鑰

XSTXAVWGXDQKEL-UHFFFAOYSA-N

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一般說明

Trichloroethylene (TCE) is a chlorinated ethylene compound commonly used as a dry cleaning and degreasing solvent. Without stabilizers, TCE is unstable and degrades easily in the presence of moisture air, light and heat, it can be minimized by adding diisopropylamine as a stabilizer. Various methods have been reported for its synthesis. One of them is by chlorinating ethylene dichloride. Since TCE is one of the most common industrial solvent it has led it to be a major contaminant found in the ground water. It has adverse effect on human health due to its potential toxicity and carcinogenicity. Its toxicity and carcinogenicity has been studied.
Many methods have been proposed for the mineralization of TCE.

象形圖

Health hazardExclamation mark

訊號詞

Danger

危險分類

Aquatic Chronic 3 - Carc. 1B - Eye Irrit. 2 - Muta. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

標靶器官

Central nervous system

儲存類別代碼

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

水污染物質分類(WGK)

WGK 3

閃點(°F)

closed cup - does not flash

閃點(°C)

closed cup - does not flash

個人防護裝備

Eyeshields, Gloves, type ABEK (EN14387) respirator filter


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分析證明 (COA)

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S Yamazaki et al.
Water research, 35(4), 1022-1028 (2001-03-10)
A recirculating system of aqueous trichloroethylene (TCE) solutions through the packed bed reactor with TiO2 pellets has been developed in order to mineralize TCE without difficulties for filtration and recovery of catalyst. The TiO2 pellets prepared by sol gel method
Anaerobic degradation of trichloroethylene in soil.
Kleopfer RD, et al.
Environmental Science & Technology, 19(3), 277-280 (1985)
E M Waters et al.
Journal of toxicology and environmental health, 2(3), 671-707 (1977-01-01)
Trichloroethylene (TCE) has been an industrial chemical of some importance for the past 50 years. First synthesized by Fischer in 1864, TCE has enjoyed considerable industrial usage as a degreaser and limited medical use as an inhalation anesthetic and analgesic.
Chlorinated Decreasing Solvents: Physical-Chemical Properties Affecting Aquifer Contamination and Remediation.
Jackson RE and Dwarakanath V.
Ground Water Monitoring & Remediation, 19(4), 102-110 (1999)
A L Teel et al.
Water research, 35(4), 977-984 (2001-03-10)
Contaminant degradation, stoichiometry, and role of hydroxyl radicals (OH*) in four Fenton's systems were investigated using trichloroethylene (TCE) as a model contaminant. A standard Fenton's system, a modified soluble iron system with a pulse input of hydrogen peroxide, and two

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