标准物质一站式采购平台
Part Number:SDF-133700
Product Name:Sildenafil
General Information:
LOT NUMBER:YT191106-26
FORMULA:C22H30N6O4S
FORMULA WEIGHT:474.58

CAS NUMBER:139755-83-2
MDL NUMBER:MFCD00867528
LONG TERM STORAGE:2-8°C
| Test | Specification | Result |
| Appearance (Color) | Off-white to White | Off-white |
| Appearance (Form) | Crystalline Powder | Crystalline Powder |
| Proton NMR Spectrum | Conforms to Structure | Conforms |
| Purity(HPLC)(on dried basis) | ≥98.00% | 99.83% |
| Loss on drying | ≤1.0% | 0.50% |
| Related Substances (By HPLC) |
Individual Impurity:≤0. 5% Total Impurity: ≤1.0% |
0.05% 0.05% |
| Recommended Retest Period | —— | 4 Years |
Note: Stanford Chemicals guarantees the purity of this chemical standard +/- 0.5 % deviationprior to the expiration date shown on the label. This guarantee is exclusive of anycontamination caused by the customer.
注:以上信息仅供参考,以产品附带证书为准。
乙腈中西地那非溶液标准物质
编号:BWN5583-2016 CAS号:139755-83-2 规格:2mL 浓度:100μg/mL
西地那非标准品
编号:BWJ5830-2016 CAS号:139755-83-2 规格:100mg 浓度:99.9%
N-去甲基西地那非标准品
编号:SHAM_121131 CAS号:139755-82-1 规格:5mg 浓度:95.2%
氨基西地那非标准品
编号:SHAM_122966 CAS号:319491-68-4 规格:10mg 浓度:≥99%具体见证书
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