Coa of kojic acid www.acebiot.com

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
Product Name Kojic Acid Product Date 2021.10.28
Batch Number 2021102811 Batch Quantity 500kg Expiry Date 2023.10.27
Item of Test Limits of Test Results of Test
Appearance Off White crystalline powder Conforms
Assay by HPLC ≥99% 99.85%
Melting point 152～156℃ Conforms
Heavy Metals <10ppm Conforms
As <3.0ppm Conforms
Pb <2.0ppm Conforms
Cd <1.0ppm Conforms
Residue on Ignition ≤0.1 % Conforms
Loss on drying <0.5% 0.1 %
Total Plate Count <1000cfu/g 98cfu/g
Yeast & Mold <100cfu/g 45cfu/g
E.Coli Negative Negative
Salmonella Negative Negative
Conclusion Conform with specification
Storage Store in cool & dry place, Keep away from strong light and heat.
Packing 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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