USD $10.00-10.00 / Gram
USD $25.10-28.30 / Gram
USD $10.00-10.00 / Gram
USD $25.10-28.30 / Gram
USD $25.10-28.30 / Gram
USD $10.00-10.00 / Gram
USD $25.10-28.30 / Gram
USD $2.00-10.00 / Kilogram
USD $10.00-10.00 / Gram
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certificate of analysis
product name |
gemcitabine hcl |
inspection items |
accepted standard |
results |
appearance |
white crystalline powder, odorless dissolve in water slightly dissolve in ethanol, hardly dissolve in chloroform and acetone |
complies |
identification |
a: by ir, the graph of test solution should conforms with working standard. |
complies |
b: chloride, it meets the requirements of the tests for chloride |
complies |
|
specific rotation |
+43°~ +50° |
+47.8° |
ph |
2.0-3.0 |
2.67 |
cytosine |
£ 0.1 % |
0.003% |
isomer |
£ 0.1 % |
0.002% |
sum of impurities |
£ 0.2 % |
0.03% |
residue on ignition |
£ 0.1% |
0.01% |
heavy metals |
£ 10ppm |
complies |
assay |
97.5%-101.5%, calculated on dried base |
99.2% |
conclusion :complies to the standard usp34 |
analyst :liyuling checker: wuhao supervisor :wangsulan
identification | ||
name | gemcitabine hydrochloride | |
synonyms | 4-amino-1-[3,3-difluoro-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl]-1h-pyrimidin-2-one hydrochloride | |
molecular structure | ||
molecular formula | c9h11f2n3o4.hcl | |
molecular weight | 299.66 | |
cas registry number | 122111-03-9 |