91无码人妻精品一区二区蜜桃,久久一区二区三区伦理片免费观看,国产,欧美,综合在线观看,三级三级三级a三级三级

Resorcinol

  • Product name : Resorcinol
  • Product Categories : Resorcinol
  • Company name : Zibo Shuanghe chemical industry technology co., ltd
Details

Usage of resorcinol : Resorcinol can be used in dyestuff , plastics industry, medicine, rubber, etc., mainly can be used in rubber adhesives, synthetic resins, dyes, antiseptics, pharmaceuticals and analytical reagents, etc., the main surface. Resorcinol is similar to phenol and cresol, and formaldehyde to generate condensate, can be used in the production of viscose silk and nylon with tire cord binder, the preparation of wood adhesives, for vinyl materials and metal bonding.Resorcinol is the is the intermediate of many azo dyes and fur dyes, and is also the raw material of the pharmaceutical intermediate p-azosalicylic acid.

Resorcinol

Appearance: white to light brown, flakes

CAS No.: 108-46-3

EINECS: 203-585-2

Molecular Formula: C6H6O2

Item

 Specifications

 Superior Grade

 Qualified Grade

Appearance

White Flakes

White to light brown Flakes

Freezing Point/℃ ≥

109

108.5

Assay% ≥

99.0

98.5

HPLC Purity/% ≥

99.7

99.0

Hydroquinone/% ≤

0.05

0.2

Catechol/% ≤

0.05

0.2

Phenol/% ≤

0.05

0.2



Update time :21/07/06 15:25:07   【print 】   【close【return to previous page 】
Contact Us
Contact: Mr.Li +86138-0533-7575
Contact: Mr.Sun +86135-6162-3306
Address: No.628, 6th Floor Tongqian Davis Business Center, Lutai Road, High-tech District, Zibo City, Shandong Province, China
精品在线天堂在线| 免费一级a不卡没毒| 国产亚洲口欧美一区二区| 日本一曲二曲不卡| 亚洲无码免费在线视频色大师| 久久久999国产精品视频播放| 九九色精品视频| 一二三四区无码| 久久综合精品国产二区无码| 日韩日欧美| 亚洲天堂色偷| 在线观看av每日更新免费| 久久精品2015| 综合婷婷激情射射射| 亚洲午夜理论电影在线看| 久久免费看精品高潮| 欧美青色一区二区| 日韩AV天堂电影| 边添小泬边狠狠躁| 女同国产精品99| 日本久久久久电影一区二区三区| 国产不卡影音| 日韩美女在线精品| 午夜激情成人国产| 蜜臀av中文字幕免费| 欧美激情专区在线视频| 91av 麻豆| 久久视频免费性爰视频| 国产一区二区三区久久av| 草视频在线精品视频| 69伦理视频| 久久精品伦伦| 无码专区人妻系列日韩精品| 久久黄色片强包| 国产中文网视频第1页| 亚洲欧美在线淋| 色偷偷人人澡人人爽人人模 | 久久精品黄色国产| 亚洲日韩欧一区二区| 吻插熟妇性图| 91在线观视频观看一区二区三区|