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羟丙基-β-环糊精

羟丙基-β-环糊精

CAS号 128446-35-5
规格 500g/袋 , 2kg/袋, 10kg/桶, 20kg/桶
纯度 99%
货号 1
货期 1
品牌 ---
库存 ---
注意:请务必与卖家联系核实单价库存,以确保您的资金安全及交易顺利。
参考价: ¥300.00 元/公斤
货号 品牌 纯度 规格 参考价 货期
1 --- 99% 500g/袋 , 2kg/袋, 10kg/桶, 20kg/桶 ¥300.00元/公斤 1
2 --- --- --- 需询盘 ---

产品详情

详细信息(中文):
检验标准

USP39

CP2015

检验项目

指标

指标

性状

为白色结晶性粉末、无臭、味微甜

本品为白色或类白色的无定形或结晶性粉末;无臭,味微甜;引湿性强。极易溶于水,易溶于甲醇或乙醇,几乎不溶于丙酮或三氯甲烷。

有效质含量

≥98%

//

取代度

2.8-10.5

3.5-5.0

溶液澄清度

50%(w/v)水溶液澄清

澄清无色

鉴别

红外光谱与标准样呈现相同的吸收带(红外)

两液界面处应显紫色环

酸碱度

//

pH5.0~7.5

干燥失重

≤10%

≤6.0%

电导率

10%(w/v)水溶液小于200μS/cm

//

环氧丙烷

≤1ppm

//

1.2-丙二醇 

≤2.5%

≤0.5%

其他不纯物

≤1%

//

β-环糊精

≤1.5%

≤0.5%

炽灼残渣

≤0.2%

≤0.2%

重金属

≤20ppm

小于百万分之十

氯化物

≤0.05%

≤0.05%

羟丙氧基含量

//

19.6%~26.3%

菌落总数(cfu/g)

≤1000 cfu/g

//

霉菌、酵母菌总数(cfu/g)

≤100 cfu/g

//

致病菌总数(cfu/g)

不得检出

//


详细信息(英文):
Hydroxypropyl-beta-cyclodextrin is one of the most widely used cyclodextrin derivatives in current scientific researches and industry applications. It mainly used in food, pharmaceutical and cosmetics industries.
1. In pharmaceuticals industry, hydroxypropyl-beta-cyclodextrin can increase solubility and bioavailability of insoluble drugs, so that the efficacy of drugs can last longer with less ingestion of drugs. It can adjust and control drugs release ratio, decrease side effects of drugs, and enhance stability of drugs. hydroxypropyl-beta-cyclodextrin can be used for oral medication, injection, mucosal delivery systems (including the nasal mucosa, rectum, cornea, etc.), dermal drug delivery systems, lipophilic drugs targeting delivery, and also used as protective agent and stabilizer of protein.
2. In food and perfume industry, hydroxypropyl-beta-cyclodextrin can enhance the stability of nutritional constituent and extend active time of effective constituent. It can cover up bad smell and bad taste of nutritional constituent. It also can improve production processes and product quality.
3. In cosmetics industry, hydroxypropyl-beta-cyclodextrin can reduce stimulate of organic molecular in cosmetic to the skin and mucosa. It can enhance the stability of matter, by preventing oxidation and volatilization of nutrients.

产品百科查看更多

英文名 (2-Hydroxypropyl)-β-cyclodextrin
中文名 羟丙基-β-环糊精
CAS号 128446-35-5 溶解性 ---
分子量 1541.54000 熔点 278ºC (dec.)
密度 --- 沸点 ---

商家信息

山东滨州慧科环糊精技术有限公司

营业执照已审核 企业已认证

联系人:沈天鹏 点击这里给我发消息

号码一: 130****

号码二: 054****

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  • 公司类型:贸易商
  • 成立时间:2016-11-28
  • 所在地区:山东省滨州市
  • 注册资本:100万元
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产品:羟丙基-β-环糊精