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:Silicon DioxideSpecification:Food Grade
Batch No.:TR2025170Quantity:10,000 KGS
Production Date:Aug 22,2025Expiry Date:Aug 21,2027
Test ItemStandard ValueMeasured ValueConclusion
ColorNot inferior to standard sampleEqual to standard sampleQualified
Silicon Dioxide (After Ignition) %≥96.098.5Qualified
Loss on Drying %≤7.04.37Qualified
Loss on Ignition %≤8.53.91Qualified
Lead (Pb) mg/kg≤50.25Qualified
Heavy Metals (As Pb) mg/kg≤30<30Qualified
Arsenic (As) mg/kg≤3Not detected (<0.05)Qualified
Average Particle Size μm11.5Qualified
Soluble Substance %≤40.48Qualified

CONCLUSION: The goods conform the standard.
PACKING:  10 KGS/Bag
STORAGE:Store in a cool and dry place, away from light ,heat and oxygen.