CompoundList
Sign in
Nitrates and nitrites

Calcium nitrite

Also known as calcium dinitrite, Nitrous acid, calcium salt, Nitrous acid calcium salt (2:1)

CAS 13780-06-8Formula CaN2O4Molar mass 132.09 g/molEC 237-424-2
GHS signal word: Danger. Pictograms: Oxidiser, Corrosive, Acute toxicity (severe), Harmful or irritant 36 suppliers listed Drug substance
Get quotes Compare 36 suppliers
Calcium nitrite chemical structure, CaN2O4, CAS 13780-06-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
13780-06-8
Formula
CaN2O4
Molar mass
132.09 g/mol
Physical form
Powder
HS code
283410
Category
Nitrates and nitrites
Illustrative photo, 25 kg white woven sacks of powder on a pallet in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Calcium nitrite?

Plain description, key identifiers and synonyms

Calcium nitrite is a chemical substance with the molecular formula CaN2O4 and a molar mass of 132.09 g/mol. Its CAS registry number is 13780-06-8. The IUPAC name is calcium dinitrite.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
calcium dinitrite
CAS number
13780-06-8 CAS number cross-checked
EC number
237-424-2
Molecular formula
CaN2O4
UNII
F538343O0T
MDL number
MFCD00049399
InChIKey
AONJRPXZCVADKF-UHFFFAOYSA-L
InChI
InChI=1S/Ca.2HNO2/c;2*2-1-3/h;2*(H,2,3)/q+2;;/p-2
SMILES (canonical and isomeric)
N(=O)[O-].N(=O)[O-].[Ca+2]

Synonyms

  • calcium dinitrite
  • Nitrous acid, calcium salt
  • Nitrous acid calcium salt (2:1)
  • Calcium nitrite (ca(no2)2)
  • Calcarea Nitrica
  • calcium, dinitrite
  • Nitrous acid, calcium salt (2:1)

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Physical form
Powderexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
132.09 g/molcalc.
Exact mass
131.9484 Dacalc.
LogP (octanol/water)
0.12calc.
Topological polar surface area
105 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
0calc.
Heavy atoms
7calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
3calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS03: Oxidiser
Oxidiser
GHS05: Corrosive
Corrosive
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H272May intensify fire, oxidiser.
  • H301Toxic if swallowed.
  • H302Harmful if swallowed.
  • H318Causes serious eye damage.
  • H319Causes serious eye irritation.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (19)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P220Keep away from clothing and other combustible materials.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P301 + P317If swallowed: Get medical help.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P317Get medical help.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P337 + P317If eye irritation persists: Get medical help.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P391Collect spillage.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Calcium nitrite suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 36 suppliers
30 of 30 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

36 suppliers in 6 countries

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

Calcium nitrite price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Industrial uses: Corrosion inhibitor, Soil amendments (fertilizers), Other.

Consumer uses: Corrosion inhibitor, Filler, Soil amendments (fertilizers).

Functional uses

  • Corrosion inhibitor

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • Active ingredient in FDA approved drug labels

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Calcium nitrite is traded under.

HS 2834.10Indicative HS code

Nitrites

World exports in 2024
$64.9M
−6.3% vs 2023, imports $101M
2019 to 2024
Top exporters
  1. China33.8%
  2. India * partner reported30.0%
  3. United States11.3%
Top importers
  1. United States14.9%
  2. Netherlands10.2%
  3. Canada6.0%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Calcium nitrite is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Calcium nitrite, based on the data on this page

What is Calcium nitrite?

Calcium nitrite is a chemical substance with the molecular formula CaN2O4 and a molar mass of 132.09 g/mol. Its CAS registry number is 13780-06-8. The IUPAC name is calcium dinitrite.

What is the CAS number of Calcium nitrite?

The CAS registry number of Calcium nitrite is 13780-06-8.

What is the molecular formula and weight of Calcium nitrite?

The molecular formula of Calcium nitrite is CaN2O4 and its molar mass is 132.09 g/mol.

What is Calcium nitrite used for?

Industrial uses: Corrosion inhibitor, Soil amendments (fertilizers), Other. Consumer uses: Corrosion inhibitor, Filler, Soil amendments (fertilizers).

Is Calcium nitrite hazardous?

Calcium nitrite carries the GHS signal word "Danger". Main hazards: may intensify fire, oxidiser, toxic if swallowed, harmful if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Calcium nitrite?

Calcium nitrite is usually classified under HS code 283410 (Nitrites). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Calcium nitrite?

CompoundList lists 36 suppliers of Calcium nitrite in United States, China, India, United Arab Emirates and 2 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Calcium nitrite in India?

4 suppliers in India list Calcium nitrite on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Calcium nitrite?

Suppliers quote Calcium nitrite on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Calcium nitrite

Get quotes for Calcium nitrite

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Calcium nitrite
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Calcium nitrite with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/calcium-nitrite-13780-06-8" title="Calcium nitrite structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Nitrates and nitrites or HS code 283410

36 suppliers
Free quotes, contact stays private
Get quotes