Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Ammonium Hydroxide 20% ACS Grade
ACS · 20%
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS番号
- 1336-21-6
- 構造
構造・PubChem - グレード
- ACS · 20%
- Assay specification
- 19.7 - 20.3 %
- Answer summary
Sample specification reference for Ammonium Hydroxide 20% ACS 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 (NH3) | 19.7 - 20.3 % | 20.01 % | Titration |
| Color / appearance | Clear, Colorless | Passes test | — |
| Carbon dioxide (CO2) | 0.0014% max | 0.00043 % | — |
| Chloride (Cl) | 0.47 ppm max | 0.12 ppm | — |
| Heavy metals (as Pb) | 0.35 ppm max | 0.041 ppm | — |
| Iron (Fe) | 0.14 ppm max | 0.016 ppm | — |
| Nitrate (NO3) | 1.5 ppm max | 0.23 ppm | — |
| Phosphate (PO4) | 1.7 ppm max | 0.081 ppm | — |
| Residue after ignition | 0.0014 % max | 0.00026 % | — |
| Sulfur compounds (as SO4) | 1.4 ppm max | 0.23 ppm | — |
| Substances reducing permanganate | To pass Test | Passes test | — |
| Composition | 20 % ammonium hydroxide 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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