国产在线国偷精品免费看,H高潮娇喘抽搐A片国产麻豆,国产真人无码作爱免费视频APP,国产综合一区二区三区

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

亚洲AV国产国产久青草| 久久久无码精品亚洲日韩蜜臀浪潮| 免费午夜爽爽爽www视频十八禁| 亚洲av永久精品无码桃色| 精品无人国产偷自产在线| 处破女a片免费观看| 亚洲最大成人网站| 国产精品久久久久9999赢消| 女人麻豆国产香蕉久久精品| 国产精品久久久久久久A片冻果| 国产精品人成视频免费播放| 色综合久久久无码中文字幕| 久久夜色精品国产噜噜av| 凹凸国产熟女精品视频app| 久久www香蕉免费人成| 精品少妇高潮蜜臀涩涩AV| 99久久精品费精品蜜臀AV| 成人免费毛片aaaaaa片| 女人与公拘交酡免费网站| 成人区人妻精品一区二区在线av| 久久久久久AV无码| 亚洲av噜噜一区二区三区| 日韩加勒比一本无码精品| 国产无遮挡裸体免费视频在线观看| 国产一国产看免费高清片| 国产精品久久久久久久免费a片| 欧美日本韩国亚洲| 中文字幕乱码亚洲∧V日本1| 婷婷伊人久久大香线蕉av| 久久国产精品无码一区二区三区| 亚洲精品国精品久久99热| 狠狠躁18三区二区一区| 久久久www成人免费精品| 亚洲AV 无码片一区二区三区| 性XXXX欧美老妇胖老大| 国产一区二区三区播放心情潘金莲 | 国产精品久久久久久久久免费蜜桃 | 精品综合久久久久久888蜜芽| 人妻一区日韩二区国产欧美的无码| 欧美午夜理伦三级在线观看| WWW.一本色道88久久爱|