免费午夜福利不卡片在线播放-欧美人成精品网站播放-用舌头去添高潮无码av在线观看-中文字幕久久综合伊人-特黄特色大片免费播放器

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

Trimethyl amine

Molecular Formula (CH3)3N
Molecular Weight 59.11
Properties Gas with ammonia-like odor under normal temperature.m.p.-117.1°C,b.p.3°C. Specific gravity 0.66(-5°C).Easily soluble in alcohol, ether, water,and etc.Easily burn.
Uses Used to produce pesticides,synthesize surface-active agent,also as disinfectant.
Packing and storage Anhydrous Trimethyl amine,use tank truck or steel cylinder; Trimethyl 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. Trimethyl amine Q/320412 XY207-2008

Index name

Top-grade

First grade

Qualified product

Appearance

colorless transparent liquid

Trimethyl amine % ≥

99.5

99.2

99.0

Monomethylamine% ≤

0.10

0.30

0.50

Dimethyl amine % ≤

0.10

0.20

0.30

Ammonia% ≤

0.05

0.10

0.20

2. 30% Trimethyl amine solution HG/T2974-1999

Index name

Top grade

First grade

Qualified product

Appearance

colorless transparent liquid

Monomethylamine% ≤

0.10

0.15

0.25

Dimethyl amine % ≤

0.10

0.15

0.20

Trimethyl amine % ≥

30.0

30.0

30.0

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
主站蜘蛛池模板: 国产人妻aⅴ色偷| 国产69成人精品视频免费| 中日韩高清无专码区2021| 国内熟女啪啪自拍| 五月婷婷俺也去开心| 久久亚洲精品无码av| 无码国产精品久久一区免费| 人人妻人人做人人爽精品| 亚洲在线国产日韩欧美| 午夜裸体性播放| 狠狠狠色丁香综合婷婷久久| 国产亚洲熟妇综合视频| 最新版天堂资源中文官网| 波多野结av在线无码中文| 狠狠综合久久综合88亚洲爱文| 国产成人一区二区三区影院动漫| 亚洲免费观看在线美女视频| 免费永久看黄在线观看| 人妻无码中字在线a| 精品人伦一区二区三区潘金莲| 亚洲精品久久久久玩吗| 久久天天躁夜夜躁狠狠85麻豆| 久久婷婷五月综合色国产香蕉| 无码小电影在线观看网站免费| 久久人人爽人人人人片| 制服国产欧美亚洲日韩| 亚洲色帝国综合婷婷久久| 性一交一黄一片| 国产传媒18精品免费1区| 国产suv精品一区二区四| 国产日韩欧美不卡在线二区| 日本黄漫动漫在线观看视频| 亚洲男同志网站| 韩国无码中文字幕在线视频| 精品麻豆剧传媒av国产| 国产清纯白嫩初高生在线观看| 日日碰狠狠添天天爽不卡| 中文字幕亚洲精品无码| 亚洲日本韩国| 国产亚洲日韩一区二区三区| 中文字幕人妻三级中文无码视频|