Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Nitric Acid 70% ACS Grade - Low Particle
ACS Grade · 70%
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS number
- 7697-37-2
- Structure
Structure · PubChem - Grade
- ACS Grade · 70%
- Assay specification
- 68.0 - 70.0%
- Answer summary
Sample specification reference for Nitric Acid 70% ACS Grade - Low Particle. 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 (HNO3) | 68.0 - 70.0% | 69.9 % | — |
| Appearance | Colorless and free from suspended matter or sediment | Passes test | — |
| Arsenic (As) | Max 0.01 ppm | 0.0011 ppm | — |
| Chloride (Cl) | Max 0.5 ppm | 0.08 ppm | — |
| Color (APHA) | Max 10 | 6 | — |
| Heavy Metals (as Pb) | Max 0.2 ppm | 0.017 ppm | — |
| Iron (Fe) | Max 0.2 ppm | 0.031 ppm | — |
| Mercury (Hg) | Max 0.005 ppm | 0.00013 ppm | — |
| Nickel (Ni) | Max 0.05 ppm | 0.0059 ppm | — |
| Phosphate (PO4) | 0.0001 % | 0.000007 % | — |
| Residue after Ignition | Max 5 ppm | 0.9 ppm | — |
| Sulfate (SO4) | Max 1 ppm | 0.21 ppm | — |
| Particulate matter, >= 0.5 um | Max 100 particles/mL | 12 | Light-obscuration liquid particle counter |
| Substances reducing permanganate (as HNO2) | Max 0.0005 % | 0.00010 % | Titrimetric, KMnO4 decolorization |
| Density (20/4) | 1.404 - 1.414 | 1.409 | Oscillating U-tube density meter, 20 C |
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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