xbox高清视频线,国产高清视频在线观看无缓冲,亚洲 欧美 国产 日韩 字幕,精品国产AV

SHIJIAZHUANG SINCERE CHEMICALS CO., LTD.
Add.:RM.2-3-1705 JIN LING
MANSIONS NO.106-1 EAST YUHUA
ROAD SHIJIAZHUANG
CITY HEBEI PROVINCE CHINA
P.C:050011
Tel:+86-311-67663776 67663728
+86-311-67663623 67663783
+86-311-85356878 67667576
Fax:+86-311-67663763
E-mail:sjzchx@sjzchx.com
chenghexin@sjzchx.com
Products
N,N,N',N'-Tetramethyl-1,3-propanediamine

Name

N,N,N',N'-Tetramethyl-1,3-propanediamine

Synonyms

TMPDA

Molecular formula

C7H18N2

Molecular weight

130.23

CAS No.

110-95-2

UN No.

2734

EINECS No.

203-818-8

Content

99.0% min

Apperance

Colorless or light yellow transparent liquid

Properties

Boiling point: 145℃-146℃

Flash point: 32℃

Density: 0.78

Refractive index: 1.4224-1.4244

 

Application

It’s a catalyst for polyurethane foams and microcellular elastomers, also be used as a curing calalyst for epoxy resins.

Packing

150kgs/barrel


【Previous】 【Next】 【Return】

免费大片黄在线观看, 国产免费人成视频在线播放播, 色 综合中文字幕, 国产精品久久久久9999, 首页 国产 亚洲 小说图片