Why Nitric Acid 65% ACS Grade
Nitric Acid 65% ACS Grade provides the precise analytical consistency required for exacting laboratory methods and critical industrial chemical synthesis. At a 65 percent concentration, this colorless to pale yellow liquid delivers strong oxidizing power while strictly adhering to American Chemical Society standards for tightly controlled trace impurity limits. Industrial buyers and laboratory directors select this specific reagent-grade formulation when baseline technical alternatives cannot satisfy the rigorous compliance metrics necessary for accurate trace metal analysis, complex sample digestion, or precision metallurgical operations that demand exact chemical baselines from start to finish.
Best Applications for This Grade
- Commonly applied in trace metal analysis and environmental sample digestion procedures, where ACS reagent purity establishes a reliable baseline and prevents background contamination from altering sensitive analytical instrumentation readings.
- Commonly applied in precision metallurgical etching and the passivation of aerospace-grade stainless steel alloys, where the 65% concentration provides the exact oxidative strength required to effectively strip away free iron and build a protective chromium oxide layer.
- Commonly applied in specialized chemical synthesis as a strict-purity nitrating agent, utilizing its complete solubility in water, alcohol, and ether to consistently drive complex organic and inorganic reactions that mandate rigid impurity controls.
- Commonly applied in industrial and academic laboratory settings for standardizing analytical volumetric solutions, where the reliable 65% concentration allows chemical technicians to calculate precise dilutions for routine titration methodologies.
When to Choose a Different Grade
- If your facility requires a pre-diluted acidic solution for basic pH adjustment, routine alkaline neutralization, or mild surface descaling without the intensive handling parameters of a concentrated oxidizer, select Nitric Acid 5% or Nitric Acid 20%.
- If you manage heavy industrial metal pickling lines, large-scale wastewater pH control systems, or standard manufacturing processes that need intermediate acidic strength but do not necessitate strict ACS reagent certifications, select Nitric Acid 25% or Nitric Acid 40%.
- If your specialized laboratory methodology, semiconductor fabrication process, or ultra-trace analytical instrumentation requires maximum oxidative strength combined with strictly controlled microscopic particulate limits, select Nitric Acid 70% ACS Grade - Low Particle.
| Molecular Weight |
63.01 |
| Formula |
HNO3 |
| Assay |
64.5-65.5% |
| Grade |
ACS Grade |
| Form |
Liquid |
| Solubility |
Miscible with water |
| Appearance |
Colorless to pale yellow liquid |
| Melting Point |
-42 |
| Boiling Point |
120 |
| Specific Gravity |
1.41 |
| Industry |
Analytical Chemistry, Chemical Manufacturing, Metalworking, Water Treatment, Pharmaceutical |