尤物视频污,99热99热99超碰,精品久久久久女少妇,少妇精品无码,日B视屏久久香色,亚洲美女午夜福利av,国产美女被操,国产九九精品,国产久久色情

China Trichloromethane - China Supplier

Trichloromethane

Price:Negotiable
Industry Category: Chemicals/Chemical Intermediates/Intermediate Compounds
Product Category:
CAS NO: 67-66-3
Brand:
Spec:


Contact Info
  • Add:No. 2-1316, Lishi·Luxembourg Jiangdong Road, Kechen West District, Quzhou, Zhejiang, Zip: 324000
  • Contact: Young
  • Tel:+86-570-2985588 / 2985568 / 2985598 / 2985558
  • Email:sales@youngtimechem.com

Other Products

Description
Additional Information

CAS No.: 67-66-3

Molecular formula: CHCl3

Molecular weight: 119.3779

RTECS No.: FS9100000

HS No.: 2903130000

UN No.: 1888

Hazard cargo No.: 61553

IMDG Page: 6103

I.Physicochemical properties:

1. Appearance and property: Colorless transparent heavy liquid, easy to volatile, with special odor.

2. Melting point: 635°C

3. Boiling point: 61°C

4. Liquid weight (D20°): 1.492

5. Solubility: 8 G/L (20°C)   

6. Flash point: 60.5-61.5°C

7. Viscosity (20°C): 0.43mPa·s

8. Refractive rate nD (20°C): 1.445

9. Vapor density: 4.1 (vs air)

10. Vapor pressure: 160mmHg (20°C)

II. Usage

Raw material for organic synthesis, mainly used in the production of Freon (F-21, F-22. F-23).

Used in organic synthesis and anesthetic: as solvent of fat, rubber, resin, oils, wax, phosphorus, iodine; extractant of penicillin, essential oil, etc; inorganic phosphorus in measuring blood serum; detergent, etc.

III. Quality standard

Quality standardQ/YT003-2008

Item

Index

Superior

First class

Qualified

Mass fraction of trichloromethanea/%  ≥

99.95

99.90

99.80

Mass fraction of carbon tetrachloride/%  ≤

0.04

0.08

0.20

Mass fraction of water /% ≤

0.010

0.010

0.020

Mass fraction of acid (Calculated by HCl) /% ≤

0.0004

0.0006

0.0010

Color/Hazen unit (Pt-Co color No.)  ≤

10

15

25

a the added stabilizer amount in not included in the mass fraction of trichloromethane

IV. Precautions:

Explosion limit of dichloromethane in the air: 8.1-17.2%, is combustible chemical product. With high concentration, long-term contact will cause dizziness, sleepiness, nausea, tinnitus or numb limb, will recover after moving to fresh air, can not cause lasting damage. Contact with eyes can cause pain and irritation, will cause dermatitis in case of long-term contact.    

V. Packing, storage and transportation

Hazard rank: 6.1 type toxic liquid

Hazard cargo packing mark: 15

Packing type: III

Packing materials: Galvanized drum or close tank car

Precautions: Should be stored in dry, cool and ventilated warehouse, avoid contacting with moisture. The transportation shall comply with the PRC road and railway transportation provision on hazard chemicals.

CAS NO:67-66-3

EC NO:200-663-8

Molecular Formula:CHCl3

Molecular Weight:119.378

Synonyms:;Chloroform;formyl trichloride;methane trichloride;methenyl trichloride;Methyl trichloride;R 20;r 20 (refrigerant);Refrigerant R20;trichloroform;

Molecular Structure:三氯甲烷 67-66-3

Industry Category Chemicals/Chemical Intermediates/Intermediate Compounds
Product Category
Brand:
Spec:
Stock:
Origin:
About Toocle.com - Partner Programme - Old Version
Copyright ? Toocle.com. All Rights Reserved.
(浙)-經(jīng)營(yíng)性-2023-0192
ChatGlobal Chat Now 龙泉市| 贵定县| 丘北县| 新营市| 铜川市| 夏津县| 格尔木市| 甘德县| 菏泽市| 宁陕县| 安吉县| 增城市| 丰顺县| 荔浦县| 开远市| 宁南县| 石棉县| 昂仁县| 重庆市| 阿合奇县| 进贤县| 昌黎县| 和硕县| 个旧市| 滨州市| 科技| 长垣县| 台湾省| 疏附县| 霍山县| 乌兰县| 五河县| 天长市| 炉霍县| 台南市| 石楼县| 容城县| 安福县| 古丈县| 孟连| 临猗县|