MSDSChain Chemical Safety Reference

GHS ClassificationCAS 7697-37-2

Nitric Acid — GHS Classification, Corrosivity & Hazards

Nitric acid is classified Danger under GHS, with hazards including May intensify fire; oxidiser (H272) and Causes severe skin burns and eye damage (H314).

Signal word — DANGER

Concentration (this SDS record)40%

GHS Hazard Summary

CodeHazard statement
H272May intensify fire; oxidiser
H314Causes severe skin burns and eye damage

Physical properties

Boiling point
121°C
Vapour pressure
7mmHg

Values sourced from the referenced SDS.

Hazard ratings

NFPA Health 3
NFPA Fire 0
NFPA React. 2
HMIS Health 3
HMIS Fire 0
HMIS React. 2

Ratings as reported in the referenced SDS (scale 0–4). These are SDS-author assignments, not independently calculated values.

Precautionary statements

  • P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources; No smoking
  • P220 Keep away from clothing and other combustible materials
  • P260 Do not breathe dust/fume/gas/mist/vapours/spray
  • P264 Wash hands thoroughly after handling
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting
  • P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower
  • P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing
  • P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do – continue rinsing
  • P310 Immediately call a POISON CENTER or doctor
  • P321 Specific treatment
  • P363 Wash contaminated clothing before reuse
  • P370+P378 In case of fire: Use appropriate media for extinction
  • P405 Store locked up
  • P501 Dispose of contents/container in accordance with local regulations

SDS safety rules

Storage requirements

  • Keep container tightly closed. Store in a cool/low-temperature, well-ventilated dry place away from heat and ignition sources.

Incompatibilities

  • Nitric Acid is incompatible with combustible materials, readily oxidizable materials, organic solvents, metal powders, carbides, cyanides, sulfides, and alkalis.
    Involves: combustible materials, readily oxidizable materials, organic solvents, metal powders, carbides, cyanides, sulfides, alkalis

Rules extracted from the referenced SDS.

Verified source

Source
Official SDS (canonicalized)
Supplier
Air Liquide
SDS revised
2020-01-15
Last verified
2026-07-15

This information is provided for reference purposes only. For critical safety decisions, always consult the official Safety Data Sheet (SDS) and your local regulatory authority. MSDS Chain makes no warranty as to completeness or fitness for a particular purpose.

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