Nitric Acid 40%

Product Identifier

Nitric Acid 40%

Concentration

40%

CAS Number

7697-37-2

Chemical Formula

HNO3

Molecular Weight

63.013 g/mol

Manufacturer

Alliance Chemical
204 South Edmond Street, Taylor, TX 76574

Emergency Phone

Chemtel 1-800-255-3924 (24/7)

Recommended Use

Industrial / laboratory chemical. See Section 7.

Signal Word

Danger

Hazard Statements

• H272
• H290
• H314
• EUH071

Precautionary Statements

• P210
• P220
• P234
• P260
• P264
• P280
• P301+P330+P331
• P303+P361+P353
• P304+P340
• P305+P351+P338
• P310
• P321
• P363
• P370+P378
• P405
• P501

Full hazard statement text and pictograms are listed in the downloadable SDS PDF. The codes above conform to GHS Rev. 9.

Form

Liquid

Odor

Characteristic choking odor

Specific Gravity

1.2455 g/mL

Density

1.5 at 77 °F (NIOSH, 2024) - Denser than water; will sink g/cm³

Boiling Point

181 °F at 760 mmHg (NIOSH, 2024) °C

Melting Point

-44 °F (NIOSH, 2024) °C

Vapor Pressure

48 mmHg (NIOSH, 2024) mmHg

Solubility

Miscible (NIOSH, 2024)

Values shown reflect product-specific canonical data. Lot-specific ranges may vary; see the Certificate of Analysis for the shipped lot.

US DOT (49 CFR)

UN Number

UNUN2031

Proper Shipping Name

Nitric acid, other than red fuming, with less than 65 percent nitric acid

Hazard Class

8

Packing Group

II

IMDG / IATA classifications may differ. Refer to the downloadable SDS PDF for international transport details. Verify current regulations before international shipment.