Refined N-Acetyl-D-Glucosamine
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552
28
5
3.4(39)
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제품명
Refined N-Acetyl-D-Glucosamine
사양
- 외관: White Crystalline, Free Flowing Powder
- Bulk Density: NLT0.40g/ml
- As Tapped Density: Meets the requirements of USP29
- Assay (HPLC): 97.5～102.5% (on the dried basis)
- Transm: >90.0% (10.0%Water Solut.-450nm)
- Absorb: <0.25a.u. (10.0% Water Solut.-280nm)
- Specific Rotation〔α〕D20: +38.9°～+42.9°
- PH (20mg/ml.aq.sol.): 6.0～7.5
- Loss on Drying: NMT0.5%
- Residue on ignition: NMT 0.1%
- Chloride (Cl): NMT0.1%
- Melting point: 200°C～204°C
- Heavy Metals: NMT 10 ppm
- Iron (fe): NMT 10 ppm
- Lead: NMT 0.5 ppm
- Arsenic (As): NMT 0.5 ppm
- Mercury: NMT 0.5 ppm
- Organic volatile impurities: Meets the Requirements
- Phenylalanine: Negative
- Total Aerobic: NMT 1,000 cfu/g
- Yeast & Mold: NMT 100 cfu/g
- E. Coli: Negative in 1g
- Salmonella: Negative in 1g
- Staphylococcus aureus: Negative in 10g
- Enterobacteria & other gram neg: NMT 100 cfu/g
- Packaging and Storage: Store in tight, light-resistant containers under 25℃
- Reason for Change: Updating Specification Format to USP 29
- Part No.: NA DG 02
기타 정보
추가 설명:
Jiangsu Aoxin Biotechnology, established in 1997, manufactures chiral intermediates and antibiotic active ingredients, distributing to markets across North America, Central/South America, Western and Eastern Europe, and Asia. The company competes on brand recognition, an experienced R&D staff, production capacity, and its willingness to accommodate buyers' specifications and small orders.
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