Address:
，China
Main Products:
native cyclodextrin,medicinals cyclodextrin,cyclodextrin derivatives,cyclodextrin complexes,cyclodextrin polymers
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FOB PriceNegotiable
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Min. Order0 Piece(s)
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Payment Terms-- --
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PortQingdao, China
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Delivery Time2 days after payment
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0:Place of Origin,China...
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1:Brand Name,Zhiyuan
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2:CAS No.,67217-55-4
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3:Purity,≥98%
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