largest manufacturer of Pharmaceutical Excipients in China Specialized in Carboxymethyl-beta-Cyclodextrin
English name：Carboxymethyl-beta-Cyclodextrin
Other name : Carboxymethyl-β-Cyclodextrin
Abbreviation：CMBCD
CAS No：67217-55-4
Molecular Formula : C42H70-nO35 · (CH2COONa)n
Molecular Weight : 1135.0+80 n
Purity : >98%
Solubility: PH>7 easily soluble in water ; PH<7 soluble in water
Package: 500g/bag , 1kg/bag, 10kg/drum or customized
Use : medical chemical other industries
Specification :
Test Standard Standards Results
Total Degree of Substitution Coincide with Indication 7.0
Appearance White light yellow powder, insipid, innocent Qualify
Content ≥98% 99.3%
Loss on Drying ≤4% 3.2%
Residue on Ignition ≤20% 18.60%
Heavy Metal(as Pd) ≤0.0025% ≤0.0025%
Arsenic Salt(As) ≤0.0002% ≤0.0002%
Total Viable Bacteria Number ≤1000 cfu/g 180
Total Viable Count Fungi ≤100 Absent
Salmonella/E. Coli Absent Absent
Storage: at room temperature, in tightly closed container.
applications:
In solution that pH<4, carboxymethyl-β-cyclodextrin (CM-β-CD) solubility is low. But in pH>4 solution that carboxyl group dissociate, CM-β-CD can dissolved in water in any concentration. It has a good solubility in the human
Hot Tags: Carboxymethyl-Beta-Cyclodextrin,Cyclodextrin Derivatives
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