Coa of dihydromyricetin from Guangzhou Ace Biotech. Visit us www.acebiot.com to see more.

1. 广州鼎健一生物科技有限公司
GUANGZHOU ACE BIOTECH CO., LTD
Add:Eight Cube Creative Industry Park,Guangzhou,China
Tel:0086-20-86558723 Fax:0086-20-86558723
Website:www.acebiot.com Email:info@acebiotech.net
Certificate of Analysis
Report Date：Oct.14.2021 Certificate No. :2021101409
Product Name Dihydromyricetin Manufaturer Date Oct.14.2021
Batch Number 2021101409 Quantity 300kg Expiry Date Oct.13.2023
CAS no. 27200-12-0 Molecular weight 320.25 Molecular formula C15H12O8
Item of Test Limits of Test Results of Test
Appearance White powder White powder
Odor Characteristic Conforms
Taste Characteristic Conforms
Bulk Density 0.4g/ml Conforms
Particle Size NLT 100% Through 80 mesh Conforms
Loss On Drying ≤5.0% 2.0%
Residue on Ignition ≤5.0% 1.0%
Heavy Metals <10ppm Conforms
As <2.0ppm Conforms
Pb <2.0ppm Conforms
Hg Negative Conforms
Total Plate Count <1000cfu/g 98cfu/g
Yeast & Mold <100cfu/g 20cfu/g
E.Coli Negative Absent
S. Aureus Negative Absent
Salmonella Negative Absent
Staphylococcus aureus Negative Absent
Assay by HPLC ≥98% 98.5%
Conclusion Conform with specification
Storage Store in cool & dry place, Keep away from strong light and heat.
Packing description Packed in paper-drums and two plastic-bags inside.
ANALYST: ZHAN XIAOTONG CHECKED BY:PAN FENG CHIEF OF Q.A. DEPT:WANG JIANBO
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