Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Hydrochloric Acid 20% Technical Grade
Technical
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Sample COA. Lot-specific COAs ship with each order.
Last reviewed 2026-07-17 by Andre Taki, DOT Hazmat Specialist.
COA · Answer summary
Typical certificate of analysis for Hydrochloric Acid 20% Technical Grade. Lot-specific results ship with every order.
- Assay (computed)
- 20.50%
- Grade
- Technical
Specifications
| Parameter | Specification | Typical Result | Test Method |
|---|---|---|---|
| Assay (Titration) | 19.5 – 20.5 % | 20.5 % | Titration |
| Color (APHA/Hazen) | ≤ 10 APHA | 3 APHA | Spectrophotometry |
| Heavy Metals (as Pb) | ≤ 5 ppm | 0 ppm | ICP-MS (as Pb) |
| Iron (Fe) | ≤ 5 ppm | 0 ppm | ICP-MS |
| Residue on Evaporation | ≤ 50 ppm | 10 ppm | Evaporation |
| Specific Gravity @20°C | 1.096 – 1.1 g/mL | 1.098 g/mL | Hydrometer @ 20°C |
| Sulfate (SO4) | ≤ 10.81 ppm | 0.54 ppm | ICP |
| Sulfite (SO3) | ≤ 37.84 ppm | 0.27 ppm | ICP |
作成日 . Published by Alliance Chemical from first-party canonical product data. Our authority is hands-on chemical handling, DOT/GHS-compliant shipping, and government-registered distribution — not bench chemistry. Values are representative of typical production lots and reflect the published specification range. Lot-specific COAs are provided with every shipment.