Hydrochloric Acid: grade & concentration comparison
Alliance Chemical stocks 14 variants of Hydrochloric Acid (CAS 7647-01-0): ACS Reagent 37%, Technical Grade 37%, ACS 31%, Technical Grade 31%, ACS 25%, Technical 25%, ACS 15%, Technical Grade 15%, ACS 5%, Technical Grade 5%, ACS, Technical. Compare grade, concentration, and transport classification below, then open the SDS, technical data sheet, or certificate of analysis for the variant you need.
CAS 7647-01-0 · 14 variants
| Variant | Grade | Concentration | Hazard | Documents |
|---|---|---|---|---|
 Hydrochloric Acid 37% ACS Reagent Grade | ACS Reagent | 37% |   | SDSTDSCOA |
 Hydrochloric Acid 37% (HCL 37%) - Technical Grade | Technical Grade | 37% | | SDSTDSCOA |
| Hydrochloric Acid 31% ACS Grade | ACS | 31% | | SDSTDSCOA |
 Hydrochloric Acid 31% Technical Grade | Technical Grade | 31% | | SDSTDSCOA |
 Hydrochloric Acid 25% ACS Grade | ACS | 25% | | SDSTDSCOA |
 Hydrochloric Acid 25% Technical Grade | Technical | 25% | | SDSTDSCOA |
| Hydrochloric Acid 15% ACS Grade | ACS | 15% | | SDSTDSCOA |
 Hydrochloric Acid 15% Technical Grade | Technical Grade | 15% | | SDSTDSCOA |
| Hydrochloric Acid 5% ACS Grade | ACS | 5% | | SDSTDSCOA |
 Hydrochloric Acid 5% Technical Grade | Technical Grade | 5% | | SDSTDSCOA |
 Hydrochloric Acid 10% ACS Grade | ACS | — | | SDSTDSCOA |
 Hydrochloric Acid 20% ACS Grade | ACS | — | | SDSTDSCOA |
 Hydrochloric Acid 10% Technical Grade | Technical | — | | SDSTDSCOA |
 Hydrochloric Acid 20% Technical Grade | Technical | — | | SDSTDSCOA |
About these grades
All variants share CAS 7647-01-0. Grade and concentration determine purity specification and strength; each variant's exact specification, hazard classification, and a certificate of analysis are published by Alliance Chemical and linked above. Lot-specific certificates ship with every order.