Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Boric Acid Powder 99% ACS Grade
ACS Grade · 99%
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS number
- 10043-35-3
- Structure
Structure · PubChem - Grade
- ACS Grade · 99%
- Assay specification
- min. 99.8 %
- Answer summary
Sample specification reference for Boric Acid Powder 99% ACS Grade. Source-record results are reference values, not measurements for your lot.
Last reviewed 2026-06-18 by Andre Taki, Chief Commercial Officer, DOT Hazmat–certified (49 CFR 172.704).
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay (H3BO3) | min. 99.8 % | 99.96 % | titr. |
| Insoluble matter in CH3OH | max. 0.005 % | 0.0012 % | — |
| Lead (Pb) | max. 0.0005 % | 0.000025 % | — |
| Potassium (K) | max. 0.005 % | 0.00046 % | — |
| Nonvolatile with methanol | 0.05% | 0.0044 % | — |
| Residue on ignition (as SO4) (CH3OH + HCl) | max. 0.05 % | 0.0061 % | — |
| Insoluble in methanol | 0.005% | 0.005% | — |
| Insoluble matter in H2O | max. 0.005 % | 0.00082 % | — |
| Arsenic (As) | <= 1 ppm | 0.066 ppm | — |
| Calcium (Ca) | 0.005% | 0.00038 % | — |
| Chloride (Cl) | 0.001% | 0.00016 % | — |
| Heavy metals (as Pb) | 0.001% | 0.00009 % | — |
| Iron (Fe) | 0.001% | 0.00012 % | — |
| Phosphate (PO4) | 0.001% | 0.000048 % | — |
| Sulfate (SO4) | 0.01% | 0.0024 % | — |
| Sodium (Na) | max. 0.005 % | 0.0013 % | ICP-OES |
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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