应用
Also known as green compound for buffing and polishing, it can be used as abrasives. Apart from being used as a precursor to the magnetic pigment viz., chromium dioxide, it is used in inks, glasses, and pigments (viridian). They are employed as plating agents and surface treating agents. It is a catalyst in the Phillips process of manufacture of high density polythene.

备注
Hygroscopic. Stored in a tightly closed container. On heating it becomes brown, while on cooling it turns dark green in color.

基本信息

MDL
MFCD00010949

EINECS
215-160-9

分子式
Cr₂O₃

分子量
151.99

熔点
2435°

沸点
3000°

密度
5.22

折射率
2.551

灵敏度
Ambient temperatures.

形态
-22 Mesh Powder

溶解性
Insoluble in water, alcohol, acetone, alkalies and acids.

Merck
14,2234

GHS危害和防范说明

GHS符号

Hazard Statements
H302-H332-H317
Harmful if swallowed.Harmful if inhaled.May cause an allergic skin reaction.

Precautionary Statements
P261-P280g-P304+P340-P301+P312a-P321-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Specific treatment (see label).Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
20/22-43
Harmful by inhalation and if swallowed.May cause sensitization by skin contact.

安全等级
9-24-37-60
Keep container in a well-ventilated place.Avoid contact with skin.Avoid contact with skin.This material and its container must be disposed of as hazardous waste

欧盟危险品标志

RTECS
GB6475000

TSCA
是