中韩高清无专码区2021曰_色翁荡熄又大又硬又粗又视频图片_波多野结衣乳巨码无在线观看_国产91福利在线播放_国产人妻人伦精品_马来西亚潜水天堂_黄色免费网站下载_免费看黄网站黄污污污热门软件_小莹客厅激情46章至50章视频

China alpha-PYR - China Supplier

alpha-PYR

Price:Negotiable
Industry Category: Others
Product Category:
Brand:
Spec:


Contact Info
  • Add:WEST SECTION OF SHENGLI ROAD,PUYANG CITY,HENAN PROVINCE, CHINA, Zip: 457000
  • Contact: Kelly liang
  • Tel:+86-393-4411771 013939384669
  • Email:[email protected]

Other Products

Description
Additional Information

I. Application:
This product is an important chemical raw material and organic solvent, and is widely used in medicine, textile, dyestuff and cosmetics industries. It is mainly used to make:
1. medicine (neurokang); 2. nylon-4
3. polyvinyl pyrrolidone (PNVP)
① Medicine ② Dyeing assistants for fabric ③ Beer clarificant ④ Cosmetics (hair jelly)

Molecular Formula:(CH2)CONH
Molecular Weight為:85.10
II. Characteristics:
Colorless and transparent, with a boiling point of 245oC and a melting point of 24.6oC. It is a liquid above 25oC, can be mix dissolved with water, alcohol, ether, chloroform, benzene, acetic acid, ethyl ester and carbon disulfide, and is difficult to dissolve in petroleum ether.

III. Product specifications:

Index

Specification

Purity %

≥99.0

Chroma

≤25

Density g/ml

1.110-1.116

Moisture %

≤0.20

Refractive index

1.480-1.490

Melting point οC

24.6

IV. Packing:
In galvanized iron drums of 200kg in net weight.

Industry Category Others
Product Category
Brand:
Spec:
Stock:
Origin:
Storefront Language: English
About Toocle.com -  Toocle Partnership -  Toocle Services -  Toocle Agents
Copyright ? Toocle.com. All Rights Reserved.
(浙)-經(jīng)營性-2023-0192
ChatGlobal Chat Now 柘城县| 大理市| 张家川| 砚山县| 锦屏县| 昌吉市| 曲阜市| 公主岭市| 佛教| 大名县| 皮山县| 红桥区| 漳浦县| 凤台县| 黎城县| 平遥县| 荣成市| 铜鼓县| 泌阳县| 四子王旗| 启东市| 宁乡县| 金门县| 瓦房店市| 德阳市| 邢台县| 沙洋县| 霍州市| 军事| 北票市| 贵州省| 唐河县| 峨眉山市| 镇雄县| 永福县| 奉贤区| 正蓝旗| 治多县| 祥云县| 宜兴市| 理塘县|