应用
Methyl orange is a pH indicator frequently used in titrations, also used for histological microscopy.

Grade Specifications
Specifications: Clarity of solution P.T., Visual transition interval from pH 3.2 (pink or red) to pH 4.4 (yellow)

备注
Store at room temperature. Store in a cool, dry place in tightly closed container. Incompatible with oxidizing agents.

基本信息

MDL
MFCD00007502

EINECS
208-925-3

分子式
C₁₄H₁₄N₃NaO₃S

分子量
327.34

熔点
>300°

灵敏度
Ambient temperatures.

形态
Crystalline

溶解性
Soluble in 500 parts water. More soluble in hot water

Beilstein
4732884

Merck
14,6105

GHS危害和防范说明

GHS符号

Hazard Statements
H301
Toxic if swallowed.

Precautionary Statements
P264-P270-P301+P310a-P321-P405-P501a
Wash thoroughly after handling.Do not eat, drink or smoke when using this product.Do not eat, drink or smoke when using this product.Specific treatment (see label).Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险等级
6.1

包装组
III

危险类别
25
Toxic if swallowed.

安全等级
36-45-60
Wear suitable protective clothing.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste

RTECS
DB6327000

TSCA
是