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Certificate of Analysis
Product Name: Hydroxyapatite Catalogue Number: GR-14781
Batch Size: N/A Lot Number: 20230407
CAS Number: 1306-06-5 Production Date:
Molecular Formula: Ca5HO13P3 Report Date: 2023-04-07
Molecular Weight: 502.3 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
Appearance White powder Complies
P2O5% 38.0-41.0 40.2
CaO% 51.0-55.0 53.1
Hydrochloric acid insoluble matter% <0.05 0.01
PH 6.5-8.5 7.3
Water% ≤2.0 1.25
Whiteness ≥90 94
Loss on drying ≤2.0 1.50
Loss of weight on burning ≤4.5 4.18
Arsenic ≤3mg/kg <1mg/kg
Heavy metals (in pb) ≤20mg/kg <5mg/kg
Sedimentation volume 40-80 51
Particle size nanoscale 200nm
Total number of bacteria 1000 cfu/g Max 72 cfu/g
Yeast and mold <100/g Not detected
Escherichia coli Not detected Not detected
Salmonella Not detected Not detected
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