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Certificate of Analysis
Product Name: Triammonium phosphate trihydrate Catalogue Number: GR-23213303
Batch Size: 2000KG Lot Number: 20240223
CAS Number: 25447-33-0 Production Date:
Molecular Formula: H18N3O7P Report Date: 2024-02-21
Molecular Weight: 203.13 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
Appearance White crystal powder Conforms
Assay ≥94.0% 95.0%
Water insoluble ≤0.05% 0.01%
Chloride ≤0.002% Conforms
Nitrates ≤0.002% Conforms
Sulfates ≤0.02% 0.01%
As ≤10 ppm 3 ppm
Fe ≤100 ppm 30 ppm
Phosphate ≤0.5% 0.3%
Heavy metal as Pb ≤0.002% 0.001
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