Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Phosphoric Acid 50% Food Grade
Food · 50%
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS番号
- 7664-38-2
- 構造
構造・PubChem - グレード
- Food · 50%
- Assay specification
- 49.5 - 50.5 %
- Answer summary
Sample specification reference for Phosphoric Acid 50% Food Grade. Source-record results are reference values, not measurements for your lot.
Last reviewed 2026-07-17 by Andre Taki, Chief Commercial Officer, DOT Hazmat–certified (49 CFR 172.704).
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay (H3PO4) | 49.5 - 50.5 % | 49.83 % | — |
| Identification (phosphate) | Positive test for phosphate | Passes test | FCC phosphate identification tests |
| Mercury (Hg) | 0.59 ppm Hg | 0.014 ppm | Cold-vapour AAS (EPA 245.1) |
| Arsenic (As) | 1.8 mg/kg max | 0.043 mg/kg | — |
| Cadmium (Cd) | 1.8 mg/kg max | 0.040 mg/kg | — |
| Chlorides (Cl) | 6 ppm max | 0.84 ppm | — |
| Fluoride (F) | 5.9 mg/kg max | 1.9 mg/kg | — |
| Iron (Fe) | 5.9 ppm max | 1.2 ppm | — |
| Lead (Pb) | 1.8 mg/kg max | 0.034 mg/kg | — |
| Sulfate (SO4) | 59 ppm max | 17 ppm | — |
| Color (maximum) | 10 APHA Units max | 2 APHA | — |
| Specific gravity (20 °C) | 1.331 - 1.341 | 1.335 | — |
| Composition | 50 % phosphoric acid in deionized water, by weight | Conforms | By formulation; confirmed by specific gravity |
Specification limits and source-record results are reproduced from the current product reference used by the TDS. This sample is not an issued certificate and does not identify a tested lot. Contact Alliance Chemical with the product and lot number for lot-specific documentation.
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