日本二区三区在线,国产一级一级特黄女人精品毛片,草草视频在线观看,九九九九国产,青青草欧美在线,a级片在线免费观看,人人做人人澡人人爽欧美

Recommended Products
75-12-7
123-39-7
107-31-3
124-40-3
75-50-3
647-45-2
617-84-5
74-89-5
68-12-2
Products

Monomethylamine

Molecular Formula CH3NH2
Molecular Weight 31.06
Properties Gas with ammonia-like odor under normal temperature.m.p.-93.5°C,b.p.-6.8°C. Specific gravity 0.66.Easily soluble in alcohol,ether,water,and etc .Easily burn.
Uses Used to synthesize rubber sulphating accelerator, pharmaceutical, dyestuff, insecticide,surfactant, etc.
Packing and storage Anhydrous Monomethylamine ,use tank truck or steel cylinder; Monomethylamine solution,use 200L metal pail. Tightly closed to store in cool and ventilated places,avoid sunlight and using units which easily cause static electricity,prevent from striking and vibrating.
Specifications

1.Monomethylamine Q/320412 XY205-2008

Index name

Top-grade

First grade

Qualified product

Appearance

colorless transparent liquid

Monomethylamine% ≥

99.8

99.5

99.0

Dimethyl amine % ≤

0.10

0.30

0.50

Trimethyl amine % ≤

0.10

0.20

0.30

Ammonia% ≤

0.05

0.10

0.20

2. 40%Monomethylamine solution HG/T2972-1999

Index name

Top grade

First grade

Qualified product

Appearance

colorless transparent liquid

Monomethylamine% ≥

40.0

40.0

40.0

Dimethyl amine % ≤

0.20

0.25

0.45

Trimethyl amine % ≤

0.10

0.15

0.25

Ammonia% ≤

0.02

0.08

0.12

Back

Copyright(C)2017,Suqian Xinya Technology Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice