久久99精品国产自在现线小黄鸭,亚洲天堂一区二区在线看,精品久久久国产一区二区,久久久消防器材一区二区

Aniline
Aniline

English name: Aniline
CAS RN:62-53-3
EINECS number: 200-539-3
Molecular formula: C6H7N
Molecular weight: 93.13
Structural formula:
Property: Colorless or light yellow transparent liquid, color is allowed to darken during storage. Has a strong odor and is toxic. It easily decomposes into brown under air and sunlight. Dissolve in water, ethanol, ether, and benzene. Specific gravity 1.016 (D420), melting point -6.2 ℃, boiling point 184.4 ℃.
Usage: Used as an important intermediate in the dye industry and in industries such as pharmaceuticals, fragrances, explosives, rubber accelerators, anti-aging agents, solvents, etc.
Packaging and storage: Sealed packaging in iron drums, with a net weight of 200 kilograms per drum. Store in a cool and ventilated place, waterproof, moisture-proof, and sun resistant.

quality standard

Indicator Name

index

Superior products

First Grade

Qualified products

appearance

Colorless to light yellow transparent liquid, allowed to darken during storage

Aniline content%≥(m/m)

99.80

99.60

99.40

Nitrobenzene content%(m/m)≤

0.002

0.010

0.015

moisture content%(m/m)≤

0.10

0.30

0.50

Low boiling point content%≤(m/m)

0.008

0.010

0.015

High boiling point content%≤(m/m)

0.01

0.03

0.05

Back
Address:
Office location: Lanzhong Building, TEDA Microelectronics Industrial Zone, Jinnan District, Tianjin City
Telephone:
Tel:+86-15620066789
Fax:+86-22-28751476
mobile
Copyright (C) 2024,Tianjin Taozhu Technology Co., Ltd. All Rights Reserved.Supported by ChemNet ChinaChemNet Toocle 31fabu Copyright Notice
Copyright (C) 2024,Tianjin Taozhu Technology Co., Ltd. All Rights Reserved.Supported by ChemNet ChinaChemNet Toocle 31fabu Copyright Notice
少妇特黄a一区二区三区苍| 国产短视频精品一区二区| 三级蔷薇之恋| 鸡吧污免费网站| 亚洲色图清纯唯美在线视频| 女人被躁到高潮嗷嗷叫小| 兔女郎被啪出水在线视频| 国产屁股诱惑xxxhd| 天堂√在线中文在线新版| 国产精品秘 AV在线安| 日本精品久久久久久福利| 插鸡鸡网站骚逼| 亚洲国产精品成人无码区| 国产欧美日韩综合精品一区| 精品国产av一区二区三区| WWW无套内射高清免费| 鸡巴 中国 操逼 大胸| 逼视频免费观看| 日本三级吃奶头添泬视频| 朝鲜熟女爱日B| 国产精品亚洲va在线观看| 骚人色片丝美女黄色视频| 大战丰满人妻无码50P| 亚洲综合网无码中文字幕| 中老年性爱体操毛片网站| 亚洲日韩欧美在线范冰冰| 被拉到野外强要好爽流水| 色多多AV有码在线一区| 日本XXXXX高清免费| 国产精品拍拍拍| 在线高清视频免费观看视| 午夜毛片免费看| 影音先锋亚洲成aⅴ人在| 久久久久久久久久三级三级| 玩弄放荡艳妇办公室少妇| 全球票房最高的日本电影| 欧美操操逼视频| 18岁美女破处在线观看| 日韩一区二区三区视频播放| 大鸡吧啊啊啊黄色小视频| 久久久噜噜噜久久久蜜臀|