cytosine-1-beta-D-arabinofuranoside
Price |
Package |
Min. Order: | 1KG |
Supply Ability: | 500 Ton/Tons per Month |
Update Time: | 2021-07-09 |
Product Details
Product Name: cytosine-1-beta-D-arabinofuranoside | CAS No.: 147-94-4 |
EC-No.: 205-705-9 | Min. Order: 1KG |
Purity: 99% + | Supply Ability: 500 Ton/Tons per Month |
Release date: 2021/07/09 |
R63:;
Specification: USP
Appearance
White to off-white crystalline powder
Conforms
Solubility
Freely Soluble in water, very slightly soluble in alcohol and in
methylene chloride.
Conforms
Identification
A. IR
Conforms
B. HPLC
Conforms
Loss on drying
≤1.0%
0.02%
Specific rotation
Between +154°and +160°
+158.5°
Heavy metal
≤10ppm
Conforms
Residue on ignition
Not more than0.5%
0.18%
Chromatographic purity
Total : Not more than 0.30%
0.13%
Individual : Not more than 0.10%
0.03%
Uracil arabinoside:Not more than 0.30%
0.02%
Residual solvents
Ethanol≤5000ppm
105ppm
Methanol≤3000ppm
180ppm
Acetonitrile≤410ppm
Not found
Assay
Between 98.0% and 102.0 %
100.1%
Control Hygienic
Total aerobic microbial count: does not exceed 100cfu/g
Conforms
Molds and yeasts count: does not exceed 10cfu/g
Conforms
Escherichia coli,Staphylococcus aureus,Pseudomonas
aeruginosa: Absence/g
Not found
Conclusion :
The product complies with USP 32 standard.
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- Since: 2019-07-05
- Address: Federation business plaza, qiaoxi district, shijiazhuang city, hebei province