玖色视频_日韩看片_av在线免费在线观看_视频第一区_国产亚洲精品一区二三区_无码AV中文字幕久久专区

Welcome to Zhejiang Synose Tech Co., Ltd.!

Cosmetic Raw Materials

Glucose Pentaacetate

Raw material submission code:α005127-02613-2850  β: 005127-02613-4690  α、β:005127-02613-8326

Synonyms: 1,2,3,4,6-Penta-O-Acetyl-a, ß-D-Glucopyranose

α-D-Glucose Pentaacetate; β-D-Glucose Pentaacetate; α,ß-D-Glucose Pentaacetate

Molecular Formula: C16H22O11

Molecular Weight: 390.34

CAS Number:  α-: 604-68-2,  β-: 604-69-3,  α,β-: 3891-59-6

EC Numer:  α-: 210-073-2   β-: 210-074-8  α,β-: 223-439-1

Molecular Structure:

                                  

Specification:

Item

α-

ß-

α, ß-

α, ß-(high a)

α, ß-(high ß)

Appearance

White crystalline powder

Assay(GC), %

≥98.0

≥98.0

≥98.0

α-D-Glucose Pentaacetate≥70.0

β-D-Glucose Pentaacetate≥70.0

Specific rotation

 ,(C=1,CHCl3)

+100.0~+103.0

+4.0~+6.0

+50.0~+60.0

≥+70.0

≤+35.0

Melting point,℃ 

111.0~114.0

130.0~134.0

≥85.0

-

-

Water,%

≤1.0

≤1.0

≤1.0

≤1.0

≤1.0

Residue on ignition, %

≤0.10

≤0.10

≤0.10

≤0.10

≤0.10

Properties: α-D-glucose pentaacetate, ß-D-glucose pentaacetate and α, ß-D- glucose             pentaacetate are white crystalline powder, they are insoluble in water and easy to soluble in ethanol, chloroform etc.

Uses: This product is mainly used as emulsifying stabilizer, Fragrance Ingredients, etc. It can also be synthesized arbutin and salidroside, etc., used as cosmetic skin lightener.

Amount added:4.2% of maximum historical usage of resident products.

Storage: Store in a tightly closed container. Store in a cool,dry area.

Package: 25kgs/drum or as required by the customer.  Expiration Date: 2 years.

No.1958 Liyu Road Jinhua, Zhejiang, China

0086-579-82275537

expo@synose.com

Home|About us|News|Products|Custom|Contact us|中文版|English|日本語|Fran?ais|Pусский|Espa?a
Copyright(C)2017, Zhejiang Synose Tech Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice 浙ICP備06002737號-1
主站蜘蛛池模板: 99热在线看 | 国产精品日韩一区 | 男人天堂网2017| 日本japanese少妇漂亮 | 日韩精品无码免费专区午夜不卡 | 亚洲性网站 | 亚洲精品视频一区二区三区 | 亚洲国产成人在线播放 | 欧美高清在线视频一区二区 | 在线视频播放免费观看 | 大哥综合站 | 精品资源成人 | 人妻偷人VA精品国产旡码 | 扒开双腿疯狂进出爽爽爽视频 | 女人被爽到高潮视频免费国产 | 污污的网站在线看 | 激情综合色综合啪啪五月 | 欧美91精品 | 精品女同一区二区三区免费播放 | 少妇被爽到高潮在线观看 | 久久成人国产精品 | 一色屋精品视频在线观看 | 亚洲七七久久桃花影院 | 亚洲精品AV一区午夜福利 | 麻豆入口 | 日韩一级片一区二区三区 | 一区二区视频网 | 闷骚的老熟女人15P 亚洲久草av | 17草视频 | 国产91精品一区二区绿帽 | 欧美专区在线观看 | 精品国产乱码久久久久久小说 | 高清国产在线一区 | 国产一卡2卡3卡4卡网站免费 | 肥大BBwBBWBBw高潮 | 美女视频黄免费观看 | av无码精品一区二区三区宅噜噜 | 日本在线视频WWW色影响 | av无码天堂一区二区三区, | www视频在线免费观看 | 免费欧洲毛片a级视频无风险 |