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Basic Info.
  • Brand Name: guanyu 
  • Model No.: 458-37-7 
  • Place of Origin: Shaanxi  
Synonyms:1, 7-bis(4-hydorxy-3-methoxypheny1)-1, 6-heptadiene-3, 5-dione
CAS No. :458-37-7
Molecular Formula :C21H20O6
Formula weight:368.39
Appearance: Yellow to Orange powder
Total Curcuminoids by HPLC:90 to 95                                              
Curcumin by HPLC:60 Min
Demethoxy Curcumin by HPLC:15 Max.
Bis-demethoxy Curcumin by HPLC:2 Max.

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Xi'an Guanyu Bio-Tech Co., Ltd.
China (Mainland)
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