Certificate of Analysis

 

Product Name: Grape Seed Extract
Catalog Number: M20891
CAS Number: 84929-27-1

Physical and Chemical Properties
Formula: C32H30O11
Molecular Weight: 590.57
Solubility: DMSO 94 mg/mL
Storage: Powder          -20°C   3 years ;  4°C   2 years
In solvent       -80°C   6 months ;  -20°C   1 month
Chemical Structure: Grape Seed Extract Structure
Analytical Data
QC Standard: >99%
H-NMR: Consistent with structure
Product Information
Description: Grape Seed Extract are industrial derivatives from whole grape seeds that have a great concentration of vitamin E, flavonoids, linoleic acid, and OPCs.
   
Stability and Solubility Advice: Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide.
We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details.