Hydroxypropyl-β-cyclodextrin

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Contact：zbzhiyuanshengwu(Mr.)

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Area：Shandong

Address：Boxing Economic Development Zone, Binzhou, Shandong, China

Product Details

Name: hydroxypropyl-β-cyclodextrin

Other name : hydroxypropyl betadex

Abbreviation : HPBCD

CAS: 128446-35-5; 94035-02-6; 136019-12-0

EINECS: 420-920-1

Molecular formula : C₄₂H_70-nO₃₅(C₃H₈O₂)n

Molecular weight: 1134.98+58n

Solubility(in 2500px³solvent, at 25℃) : water: >180 g

Methanol: >33g

DMSO: >33g

Qaulity ： Pharma grade / food grade / cosmetics grade / industry grade

Standard : USP39/ EP9.0 / CP2015

Package: 500g/bag , 2kg/bag, 10kg/drum , 20kg/drum

Use : medical \ food \ chemical \ cosmetic \ other industries

Specification :

ITEMS	SPECIFICATION(USP39)	RESULTS
Appearance	white powder, insipid, innocent	Qualify
Assay	≥98％	99.5%
Degree of Substitution	2.8-10.5	5.5
Clarity of solution	50%(w/v) water solution is clear	clear
Identification(IR)	same absorption bands with USP Hydroxypropyl Betadex RS	Qualify
Loss on Drying	≤10％	4.5%
Conductivity	10%(w/v) water solution ≤200µS/cm	70
Propylene oxide	≤1ppm	＜0.18ppm
Propylene glycol	≤2.5％	0.05%
Sum of Other Impurities	≤1％	0.51%
Betadex	≤1.5%	0.39%
Residue on Ignition	≤0.2％	0.09%
Heavy Metal	≤20ppm	＜10ppm
chloride	≤0.05%	＜0.05%
Bacterial endotoxins	≤25EU/g	<20EU/g
TAMC(cfu/g)	≤1000	80
TYMC(cfu/g)	≤100	30
Salmonella/E. Coli (cfu/g)	Absent	Absent

Storage