小泽玛莉亚一区二区视频在线丨亚洲精品无码久久久久久丨欧洲精品久久久av无码电影丨少妇被躁爽到高潮无码文丨国产日产欧产美韩系列影片

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

Dimethyl amine

Molecular Formula (CH3)2NH
Molecular Weight 45.08
Properties Gas with ammonia-like odor under normal temperature.m.p.-92.2°C,b.p.-6.9°C, Specific gravity 0.68.Easily soluble in alcohol,ether,water,and etc. Easily burn.
Uses Used to produce DMF,water treatment agent,surfactant,pesticides,dimethylaminoethanol, etc.
Packing and storage Anhydrous Dimethyl amine,use tank truck or steel cylinder; Dimethyl amine 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.Dimethyl amine Q/320412 XY206-2008

Index name

Top-grade

First grade

Qualified product

Appearance

colorless transparent liquid

Dimethyl amine % ≥

99.8

99.5

99.0

Monomethylamine% ≤

0.10

0.20

0.50

Trimethyl amine % ≤

0.05

0.20

0.40

Ammonia% ≤

0.03

0.05

0.10

2. 40%Dimethyl amine solution HG/T2973-1999

Index name

Top grade

First grade

Qualified product

Appearance

colorless transparent liquid

Monomethylamine% ≤

0.10

0.15

0.25

Dimethyl amine % ≥

40.0

40.0

40.0

Trimethyl amine % ≤

0.10

0.15

0.25

Ammonia% ≤

0.01

0.08

0.12

Back

Copyright(C)2017,Suqian Xinya Technology Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice
主站蜘蛛池模板: 成人18禁深夜福利网站app免费| 欧美老妇大p毛茸茸| 国产肥白大熟妇bbbb| 欧洲-级毛片内射| 亚洲最大av一区二区三区| 亚州中文字幕无码中文字幕| 夜夜添无码试看一区二区三区| 97夜夜澡人人爽人人模人人喊| 一二三四区无产乱码1000集| 欧美午夜特黄aaaaaa片| 久久国产美女精品久久| 午夜男女无遮掩免费视频| 影视先锋男人无码在线| 97精品人人妻人人| 欧美疯狂做受xxxxx高潮| 黑人巨茎大战欧美白妇免费| 影音先锋人妻每日资源站| 国产制服丝袜欧美在线观看| 久久婷婷成人综合色综合| 亚洲成在人线视av| 亚洲国产成人久久综合三区| 亚洲性无码av在线| 伊人99综合精品视频| 国产精品国产三级国产av主播| 色欲一区二区三区精品a片| 亚洲精品卡2卡三卡4卡2卡乱码| 色777狠狠狠综合| 加勒比色综合久久久久久久久| 无码国内精品人妻少妇蜜桃视频| 免费无码av一区二区| 亚洲精品国产精品国产自2022| av边做边流奶水无码免费| 377人体粉嫩噜噜噜| 久久免费的精品国产v∧| 正在播放国产真实哭都没用| 18禁美女黄网站色大片在线| 无码国产精品久久一区免费| 国产精品亚洲专区无码web| 久久无码无码久久综合综合| 国内精品伊人久久久久妇| 亚洲熟妇少妇任你躁在线观看无码|