Mercury(I) nitrate dihydrate

硝酸亚汞(I)二水合物

Also known as: MERCUROUS NITRATE, MERCURY (I) NITRATE, MERCURY(I) NITRATE DIHYDRATE, MERCURY(I) NITRATE DIHYDRATE ACS 98+%, Mercury(I) nitrate hydrate (ACS), Nitric acid, mercury(1+) salt, monohydrate, mercury(1+),nitrate,hydrate, Mercury nitrate dihydrate, MFCD00078137

Mercury(I) nitrate dihydrate (CAS 7782-86-7) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula H2HgNO4 and a molecular weight of 280.61000 g/mol. It is also known as MERCUROUS NITRATE, MERCURY (I) NITRATE and MERCURY(I) NITRATE DIHYDRATE. Key properties include a melting point of 70°C, a boiling point of 83ºC at 760 mmHg and a density of 4.78 g/mL at 25 °C(lit.). It is classified under GHS with signal word Danger and hazard statements H300, H310 and H330 — Fatal if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7782-86-7
Jingsj CID
J-27516-1
Molecular Formula
H2HgNO4
Chinese Name
硝酸亚汞(I)二水合物
Molecular Weight
280.61000 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point70°C
Boiling Point83ºC at 760 mmHg
Density4.78 g/mL at 25 °C(lit.)
Exact Mass281.96900
PSA78.11000
LogP0.21730

GHS Safety & Compliance

Acute Toxicity / Health Hazard / Environmental HazardSignal word: Danger
  • H300
  • H310
  • H330 — Fatal if inhaled
  • H373 — May cause damage to organs through prolonged exposure
  • H410 — Very toxic to aquatic life with long lasting effects

Frequently Asked Questions

What is the CAS number of Mercury(I) nitrate dihydrate?

The CAS number of Mercury(I) nitrate dihydrate is 7782-86-7.

What are the molecular formula and molecular weight of Mercury(I) nitrate dihydrate?

Mercury(I) nitrate dihydrate has molecular formula H2HgNO4 and molecular weight 280.61000 g/mol.

Is Mercury(I) nitrate dihydrate hazardous?

Mercury(I) nitrate dihydrate has GHS signal word Danger and hazard statements H300; H310; H330 — Fatal if inhaled.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Mercury(I) nitrate dihydrate (CAS 7782-86-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27516-1 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.