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【Category】Chemical reference
【Lot No. 】110861-202013 
【Structural Formula】
【Molecular】C15H10O6
【Molecular Weight】286.24
【CAS】520-18-3
【Purpose】Kaempferol control strain was used for identification and content determination of Equisetum and ginkgo leaf in Chinese Pharmacopoeia 2015 edition.
【Feature value】The content is 93.2%.
【Usage】No drying before use.
【Package】Brown celine bottle.
【Specification】20 mg/branch
【Storage】Store at 2-8 degrees Celsius
.
【Notes】This product has wetting property, open the package after one use.
【Expiration Date】There is no specific period of validity for national pharmaceutical standard substances. The standard substances kept in accordance with the specified conditions shall be effective before the notice of withdrawal issued by China National Institute for Food and Drug Control.
【Statement】
I. Please use the product according to the specification. If it is used for other purposes, the user must prove the applicability by himself.
II.Users shall be solely liable for any damage or complaint caused by improper use or storage of the product;
III.After receiving the product, users should immediately check the variety, quantity, packaging, etc. If quality and quantity are inconsistent, relevant compensation will be limited to the standard substance itself, and no other losses will be involved.
China National Institutes for Food and Drug Control
【Category】Chemical reference
【Lot No. 】110861-202013 
【Structural Formula】
【Molecular】C15H10O6
【Molecular Weight】286.24
【CAS】520-18-3
【Purpose】Kaempferol control strain was used for identification and content determination of Equisetum and ginkgo leaf in Chinese Pharmacopoeia 2015 edition.
【Feature value】The content is 93.2%.
【Usage】No drying before use.
【Package】Brown celine bottle.
【Specification】20 mg/branch
【Storage】Store at 2-8 degrees Celsius
.
【Notes】This product has wetting property, open the package after one use.
【Expiration Date】There is no specific period of validity for national pharmaceutical standard substances. The standard substances kept in accordance with the specified conditions shall be effective before the notice of withdrawal issued by China National Institute for Food and Drug Control.
【Statement】
I. Please use the product according to the specification. If it is used for other purposes, the user must prove the applicability by himself.
II.Users shall be solely liable for any damage or complaint caused by improper use or storage of the product;
III.After receiving the product, users should immediately check the variety, quantity, packaging, etc. If quality and quantity are inconsistent, relevant compensation will be limited to the standard substance itself, and no other losses will be involved.
China National Institutes for Food and Drug Control
