夜夜爽夜夜叫夜夜高潮漏水,久久久精品无码视频,网友分享国产一区二区三区,亚洲精品无码久久av字幕

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
天堂国产精产国品一区二区三区| 绍兴县| heyzo诱惑久| 亚洲AV无码国产精品永久一区| 午夜香吻免费观看视频在线播放| 好看影院| 不卡中97文字幕| 精品电影av| ysl蜜桃色成人麻豆| 国产另类八区| 亚洲国产精品无码久久久高潮| 国产女人高潮时对白| 欧美精品久久久久久久监狱| poronodrome另类极品| 精品国产精品一区二区夜夜嗨| 青青草一区不卡| 亚州色小说| 凹凸不卡福利视频| 九色九九九老阿姨| av蜜桃| 国产AV无码专区亚洲AV麻豆| 日韩国产主播AV| 人妖欧美一区二区三区四区| 国产老湿机在线观看| 婷婷五月天亚洲色图欧美视频| 亚洲精品国产AV| 国产 欧美 亚洲 日韩| 亚州综合网站| 狠狠干夜夜操| 亚洲欧美二区二区| 国产剧情久久| 久久久毛片免费看| 熟女maturetube熟妇| 熟女人妻国产精品30p| 国产综合欧美激情| 永登县| 国产女同网| 午夜精品在线播放| 日本女在线| 国产黄片大全| 麻豆久久久|