Molekula
Nitric acid (38%)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Certificate of Analysis with every batch
Nitric acid (38%) is a highly corrosive mineral acid widely used in industrial manufacturing, fertilizer production, and metal processing. It serves as a key reagent in nitration reactions, laboratory analysis, and etching applications. This concentrated aqueous solution contains 38% HNO3 by weight, with a CAS number of 7697-37-2 and molecular formula HNO3 (molecular weight 63.01 g/mol). Store at ambient conditions in a well-ventilated area, as it poses severe hazards (Signal word: Danger). Molekula supplies Nitric acid (38%) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.
Overview
- SKU
- 90032299
- CAS Number
- 7697-37-2
- IUPAC Name
- nitric acid
- EC Number
- 231-714-2
- Molecular Formula
- HNO3
- Molecular Weight
- 63.01
- Exact Mass
- 62.9956
- SMILES
- [N+](=O)(O)[O-]
- InChIKey
- GRYLNZFGIOXLOG-UHFFFAOYSA-N
- InChI
- InChI=1S/HNO3/c2-1(3)4/h(H,2,3,4)
- PubChem CID
- 944
Synonyms
- Acide nitrique
- Acidum nitricum
- Aqua fortis
- Azotic acid
- HNO3
- Nital
- Nitricum acidum
- Nitrous fumes
- Nitryl hydroxide
- Salpetersaeure
See all 13 other grades of CAS 7697-37-2 →
Frequently asked questions
What is 38% nitric acid commonly used for?
38% nitric acid is widely used in laboratories for cleaning glassware, etching metals, and as a reagent in chemical synthesis, including nitration reactions and fertilizer production.
What is the molecular formula and molecular weight of this nitric acid?
The molecular formula is **HNO₃**, and the molecular weight is **63.01 g/mol**.
How should 38% nitric acid be stored?
Store in a tightly sealed container at **ambient temperature**, away from organic materials, incompatible substances, and in a well-ventilated area.
What grades of nitric acid does Molekula supply?
Molekula supplies **38% nitric acid in analytical or reagent grade**, suitable for laboratory and industrial applications.
Can Molekula supply 38% nitric acid in bulk quantities?
Yes, we offer bulk quantities of 38% nitric acid in compliance with safety and regulatory standards—contact us for specific packaging options.
What documentation comes with an order of nitric acid?
Each order includes a **Material Safety Data Sheet (MSDS)**, certificate of analysis (COA), and a compliance certificate for traceability and safety.
Related products
Molekula has supplied fine chemicals and biochemicals since 1999, and its facilities are ISO 9001:2015 and ISO 14001:2015 certified. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.