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Beijing Keyifeng Biotech Development Co. , Ltd. Beijing Cn, based in China, is a pharmaceutical company.
One of their significant offerings is Estradiol hemihydrate, supported by a 'Expired' Certificate of Suitability (CEP) with the number R0-CEP 2005-175 - Rev 00
This Chemical Type CEP, issued on April 19, 2007, remains in force until April 27, 2012, ensuring its reliability within the pharmaceutical industry.
Substance Number 821 associated with this CEP further emphasizes