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If you're looking for the high-quality zhiyuan hydroxypropyl beta cyclodextrin meet gmp standard, our company must be your best choice. We're one of the leading manufacturers and supplier with rich experience and wide expertise. Please be rest assured to buy the products from our factory.
Zhiyuan Hydroxypropyl beta cyclodextrin Meet GMP standard
We are one of the leading China hydroxypropyl-beta-cyclodextrin manufacturers and suppliers, as a professional company, we have productive factory, which is able to produce high-quality hydroxypropyl-beta-cyclodextrin, HPBCD, hydroxypropyl betadex, hydroxypropyl-β-cyclodextrin, (2-hydroxypropyl)-beta-cyclodextrin, 128446-35-5 at good price. Welcome to buy products from us.
Name: hydroxypropyl- beta-cyclodextrin
Other name : hydroxypropyl betadex ;
2-hydroxypropyl-beta-cyclodextirn ;
Hydroxypropyl-β-cyclodextrin .
Abbreviation : HPBCD
CAS: 128446-35-5; 94035-02-6; 136019-12-0
EINECS: 420-920-1
Molecular formula :C42H70-nO35(C3H8O2)n
Molecular weight: 1134.98+58n
Solubility(in 2500px3 solvent, at 25℃) : water: >180 g
Methanol: >33g
DMSO: >33g
Qaulity : Pharma grade / food grade / cosmetics grade / industry grade
Standard : USP38/ EP8.0 / CP2015
Package: 500g/bag , 2kg/bag, 10kg/drum , 20kg/drum or customized
Use : medical \ food \ chemical \ cosmetic \ other industries
Specification :
ITEMS |
SPECIFICATION(USP38) |
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: at room temperature, in tightly closed container.
