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English name：Carboxymethyl-beta-Cyclodextrin
Other name : Carboxymethyl-β-Cyclodextrin
Abbreviation：CMBCD
CAS No: 218269-34-2
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 |
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
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