logo1.png TREERING GROUP LIMITED
Add:  Building C,No.888,Huanhu West 2nd Road,Lingang Special Area,China (Shanghai) Pilot Free Trade Zone.
Tel: +86 191 1634 4846    Website: www.treering.com.cn

Certificate of Analysis

Product Name:PVPP(POLYVINYLPOLYPYRROLIDONE)Specification:Food Grade
Batch No.:TR20251488Quantity:10,000 KGS
Production Date:Aug 15,2025Expiry Date:Aug 14,2028
TEST ITEMSSPECIFICATIONTEST VALUE
AppearanceWhite powderComplies
Identification A+B+C+DPositiveComplies
Moisture (%)≤5.02.76
Soluble components (%)≤1.00.14
PH of 1% aqueous solution5-86.54
Heavy metals (ppm)≤10<10
Nitrogen (%)11.0-12.812.02
Sulfate ash (%)≤0.40.09
Peroxides (as H2O2) (ppm)≤400104
Impurities A (ppm)≤105.5
Impurities B (%)≤3<3
Total Aerobic plate count CFU/g≤100<100
Staphylococcus Aureus, CFU/gNegativeNegative
Salmonella, CFU/gNegativeNegative
Pseudomonas aeruginosa, CFU/gNegativeNegative
E.coli, CFU/gNegativeNegative

CONCLUSION: The goods conform the standard.
PACKING:  20 KGS/Carton
STORAGE:Store in a cool and dry place, away from light ,heat and oxygen.