一区二区在线 | 欧洲,国产成人精品一区二区三区免费,亚洲av中文无码乱人伦在线咪咕,不知火舞和小男孩

中文版
Welcome to Hubei Microbial Control Biological Technology Co., Ltd

Products

Products

Butyl Benzoate
CAS NO.:136-60-7        Formula:C11H14O2        Molecular Weight: 178.22
Structural:
Butyl Benzoate

Properties and uses
1,Colorless or primrose transparent oily liquid, have the special scent, boiling point 250( 760mmHg) ,refractive index1.4940 (25℃)
2,Soluble in majority organic solvent, insoluble in the water, soluble with most solvent as ethanol, ether, etc.
3,Used as the solvent of the grease, the resin and the raw material of the spice.

Quality standard

Specification

Super Grade

First Grade

Qualified Grade

Color ( Pt-Co) ,code No.   ≤

20

50

80

Acid value, mg KOH/g        ≤

0.08

0.10

0.15

Density ( 20℃) ,g/cm3

1.003±0.002

Content ( GC) ,%            ≥

99.0

99.0

98.5

Water content,%            ≤

0.10

0.10

0.15


Package and storage, safety
1,Packed in 200 liter galvanized iron drum, net weight 200 kg/drum.
2,Stored at dry, shady, ventilated place. Prevented from collision and sunrays, rain-attack during handling and shipping.
3,Met the high hot and clear fire or contact the oxidizing agent, caused the burning danger. 



Home

Home

About us

About us

Products

Products

Contact us

Contact us

久久免费精品一区二区三区| 精品国精品一区二区三区| 欧美色91| 久久99热精品国产av| 成人午夜视频免费看欧美| 国产乱子伦在线观看视频| 久久综合九色综合99网| 97在线看视频福利免费| 日韩在线一级毛片| 午夜寂寞精品| 天天夜夜一级A片免费看| 日韩精品无码一本二本三本| 不卡AV日韩在线观看| 大陆极品少妇内射aaaaaa| 女同另类激情重口| Chinese老头树林偷拍一| 国内精品视这里只有精品| 亚洲国产精品一二三区| 巴巴塔被操视频在线观看| 欧洲无码精品a码水蜜桃| 国产 欧美一| 日韩中出在线看| 中文字幕人乱码中文字幕| 国产精品成人影院久久久| 一本之道高清无码视频| 无码精油按摩潮喷在播放| 爆操亚洲女人| 日韩人无码久久精品人妻| 精品国产sm最大网站| gogo亚洲av一区二区| 国产精品入口免费视频麻豆| 日韩一区综合| 国产精品无码专区av在线播放| 40岁了水还特别多怎么回事| 日本熟妇乱操| 免费在线成人黄色| 欧美一区二区18| chinese中国少妇的hd| 国产精品福利在线观看播放| jizzwwwxx| 粉嫩av一区二区三区在线看|