国产日韩av一区二区在线,久久99全国免费久久受,干骚逼流水视频,亚洲欧美中文字幕第二十

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
操小逼逼的网站| 国产精品一区二区高清在线| 成人18岁视频在线观看| 黑丝美女自慰被大鸡巴操| 欧洲吃奶摸下AA片久久| 在线日本视频一区二区三区| 中文字幕日韩激情欧美一区| 亚洲AⅤ中文无码字幕色| 丁香 六月 欧美 激情| 男人捅女人逼逼2APP| 老男人和老女人性交视频| 啊哈好大好深轻一点视频| 短篇公交车高h肉辣全集目录| 久久偷看各类wc女厕嘘嘘偷窃| 无码中文av有码中文a| 麻豆亚洲av熟女国产一区二| 精品久久久久一区二区三区| 亚洲 另类 无码 在线| 日本一在线中文字幕dvd| A级国产乱理伦| 青青久久青青热伊人久久| 午夜爽爽爽爽爽爽爽爽爽爽| 欧美xxxx黑人久久久| 大鸡巴赤裸娇妻子大阴道| 帅小伙打飞机在日B毛片| 美女 插鸡视频| 肉棒抽插操大肥逼 视频| 国产精品久久久久久tv| 67194操女人的浪逼| 久久精品老司机| 国产精品久久久亚洲| 国外YOUTUBE网站| 有奶水AV中文免费在线| 外国老骚屄的屄毛和淫水| 亚洲精品456人成在线| 无码少妇一区二区三区| 免费不卡的视频在线播放| 果冻传媒MC191蜜桃| 1313午夜精品理论片| 少妇毛又多又黑一区二区| 女被艹免费视频软件网站|