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Valvaciclovir Hydrochloride
9-((2-Hydrox-ethoxy)methyl)guanine L-valineester Hydrochloride
124832-27-5
Molecular formula: C13H20N6O4.HCL
Molecular weight: 360.80
Standard: CP2005

1. Specific optical rotation:-8.5 - -11.5 degree
2. Absorption coefficient: 360 - 390
3. Acidity: 4.6 - 6.0
4. Related substance:<=2.0%
5. Limit for Aciclovir:<=1.5%
6. Loss on drying:<=8.0%
7. Residue on ignition:<=0.1%
8, Heavy metals:<=20ppm
9, Assay: >=98.0%(HPLC)
Appearance: white or white crystalline power
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Hubei Teyer Pharmaceutical Co.,Ltd.
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