国产亚洲av人片在线观看,最新国产av无码专区亚洲,欧美激情内射喷水高潮,中国极品少妇videossexhd

Qingdao Unichem International Trade Co., Ltd.
Add: Hua Run Mansion A, No.6, Shandong Road, Qingdao, China.

Tel: 0086 532 85819859 85826252 88789568
Fax: 0086 532 85816786
E-mail: president@sinounichem.com Contact Person: Zhang Huanyu
Http://www.tpyad.com

FURAN SERIES
TDS OF FURFURAL
·pre
2023-12-22 11:12:38 | FROM:admin
·next

TDS of Furfural
Furfural is also called furaldehyde,its molecular formule CHOand its molecular weight 98.08[according to lntl Relative Atomic Weight(1987)].
Furfural is a light yellow to amber transparent oily liquid with an irritative smell if semen arminiacae amarae,becomes brown and resinified under action of air and light and can dissolve in many organic solvents,such as ethyl alcohol,alcohol, acetone,diethyl ether,benzene,and carbon terachloride.
lndustrial furfural has many uses:Mainly used as selective solvent or raw material to manufacture other chemicals,such as furfuryl alcohlol,2-methyfuran,oxolane,furan resin and widely used in foodstuff,medicine and dye industries.
Commodity Name: Furfural
Apperance: Transparant or Yellow Liquid.
Molecular Formula: CHO
Molecular Weight: 98.08
CAS No. 98-01-1
Structure:
H.S. Code: 2932.1200
Specification Sheet:
ltem
TEST
Densityp20),g/ml
1.158-1.161
Refractive indexn20d)
1.524-1.527
Moisture%≤
0.20
Acidity,mol/L≤
0.016
Furfural content,%≤
98.5
Beginning Point,℃≥
150
Distillation Range
Farction before158℃ml≤
-
Total Distillate,%≥
98.5
End point of distillation℃≤
170
Residue,%≤
-
Packing in 250kgs/240kgs steel drums or ISO Tank.
 

国产精品无码一区二区三区| 美女脱了内裤张开腿让男人桶网站| 国产特级毛片aaaaaa毛片| 亚洲精品92内射| 国产99爱在线视频免费观看| 欧洲精品卡1区2卡三卡四卡| 国产精品美女久久久免费| 国产色无码专区在线观看| 精品国产一区二区三区香蕉| 又大又大粗又长又硬又爽| 亚洲无线码高清在线观看| 国产成人无码区免费内射一片色欲| 成全电影大全在线播放| 人妻夜夜添夜夜无码AV| 国产精品一区二区手机在线观看| 苍井空一区二区三区在线观看| 中文字幕亚洲综合久久蜜桃| 中国杭州少妇xxxx做受| 国产高清在线精品一区二区三区| 久久精品亚洲中文字幕无码| 制服丝袜美腿一区二区| 大又大粗又爽又黄少妇毛片免费| AV在线亚洲男人的天堂| 丰满少妇被猛烈进AV毛片| 18亚洲AV无码成人网站国产| 亚洲熟妇AV日韩熟妇在线| 天天拍夜夜添久久精品大| 三级无码在钱AV无码在钱| 又粗又紧又湿又爽的视频| AV免费网址在线观看| 99久久国产综合精品五月天| 中文字幕日韩精品一区二区三区| 欧美国产一区二区三区激情无套| 亚洲精品国产情侣AV在线| 中文字幕在线亚洲精品| 麻豆国产精品VA在线观看| 亚洲一卡2卡3卡4卡5卡6卡| 久久99热只有频精品6狠狠| 男女猛烈xx00免费视频试看| 放荡的丰满少妇中文字幕| 天天噜日日噜狠狠噜免费|