Nitrous acid
亚硝酸
Also known as: Nitrous(III) acid, EINECS 231-963-7, HNO2, Kyselina dusite, Kyselina dusite [Czech], Nitrosyl hydroxide, dioxonitric acid, hydrogen nitryl
- CAS No.
- 7782-77-6
- Jingsj CID
- J-1341092-0
- Molecular Formula
- HNO2
- Chinese Name
- 亚硝酸
- Molecular Weight
- 47.01340 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
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Request a quoteFrequently Asked Questions
What is the CAS number of Nitrous acid?
7782-77-6
What are the molecular formula and molecular weight of Nitrous acid?
HNO2, molecular weight 47.01340 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026