Nitric acid is typically sourced through industrial chemical distributors or laboratory supply companies.
Because it is classified as a hazardous material (Hazmat), the sale and transport of nitric acid are heavily regulated: where to buy nitric acid for gold recovery
For smaller, high-purity requirements, scientific laboratory supply houses may offer various concentrations, such as 68-70% (ACS grade), which is commonly used in refining processes. Nitric acid is typically sourced through industrial chemical