Why Hydrochloric Acid 37% ACS Reagent Grade
Hydrochloric Acid 37% ACS Reagent Grade provides the rigid chemical baseline necessary for exacting analytical procedures, quantitative research, and specialized manufacturing. At a maximum concentration of 37%, this clear, colorless corrosive liquid offers rapid dissolution rates and complete miscibility with water alongside most organic solvents. Buyers select this specific reagent over commercial alternatives because it strictly adheres to American Chemical Society standards, guaranteeing an extremely low profile of trace metals, free halogens, and sulfates that frequently compromise sensitive instrumentation or corrupt delicate chemical syntheses.
Best Applications for This Grade
- Commonly applied in advanced analytical chemistry and research facilities as a fundamental reagent for standardizing titrants, extracting trace minerals, and preparing samples for atomic absorption spectroscopy where unverified impurities distort baseline readings.
- Commonly applied in materials testing laboratories to perform precision macro-etching and micro-etching on carbon steel, stainless steel, and specialty alloys, revealing grain boundaries and metallurgical defects without introducing foreign elemental contamination.
- Commonly applied in specialized chemical manufacturing to synthesize complex inorganic chlorides and intermediate organic compounds, functioning as a highly reactive acid catalyst that leaves no unwanted residues behind in the reaction vessel.
- Commonly applied in industrial processing quality assurance environments to digest solid environmental or material samples, breaking down stubborn matrices into liquid forms suitable for exacting chromatographic analysis.
When to Choose a Different Grade
- If the chemical process requires maximum corrosive power for heavy metal finishing, stripping, or etching but does not mandate the strict trace-impurity thresholds of the American Chemical Society, choose Hydrochloric Acid 37% (HCL 37%) - Technical Grade.
- If industrial processing lines need a standard, highly active industrial-strength acid for steel pickling, ore reduction, or bulk chemical synthesis rather than sensitive analytical work, choose Hydrochloric Acid 31% Technical Grade.
- If the facility operates closed-loop water treatment systems requiring bulk pH neutralization, or handles routine metal descaling where maximum fuming concentrations introduce unnecessary handling parameters, choose Hydrochloric Acid 15% Technical Grade.
- If buyers require a highly dilute solution formulated specifically for mild surface preparation, light oxidation removal, or basic pH adjustments without the aggressive fuming characteristics of a 37% solution, choose Hydrochloric Acid 5% Technical Grade.
| Molecular Weight |
36.46 |
| Formula |
HCl |
| Assay |
36.5-37.5% |
| Grade |
ACS Grade |
| Flash Point |
Does not apply |
| Form |
Liquid |
| Solubility |
Completely soluble in water |
| Appearance |
Colorless to pale yellow liquid |
| Melting Point |
-114 |
| Boiling Point |
110 |
| Specific Gravity |
1.19 |
| Industry |
Water Treatment, Pharmaceutical, Industrial, Research Laboratory, Chemical Manufacturing |