MSDSChain Chemical Safety Reference

GHS ClassificationCAS 7722-84-1

Hydrogen Peroxide — GHS Classification, Hazards & Handling

Hydrogen peroxide is classified Danger under GHS, with hazards including Causes severe skin burns and eye damage (H314), May cause respiratory irritation (H335), and Harmful to aquatic life with long lasting effects (H412).

Signal word — DANGER

Concentration (this SDS record)30 - 50 %

GHS Hazard Summary

CodeHazard statement
H314Causes severe skin burns and eye damage
H335May cause respiratory irritation
H412Harmful to aquatic life with long lasting effects

Hazard ratings

NFPA Health 3
NFPA Fire 0
NFPA React. 1
HMIS Health 3
HMIS Fire 0
HMIS React. 1

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

Precautionary statements

  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray
  • P264 Wash hands thoroughly after handling
  • P271 Use only outdoors or in a well-ventilated area
  • P273 Avoid release to the environment
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301 IF SWALLOWED
  • P303 IF ON SKIN (or hair)
  • P304 IF INHALED
  • P305 IF IN EYES
  • P363 Wash contaminated clothing before reuse
  • P403 Store in a well-ventilated place
  • P405 Store locked up
  • P501 Dispose of contents/container in accordance with local regulations

SDS safety rules

Incompatibilities

  • Incompatible with zinc, powdered metals, iron, copper, nickel, brass, iron and iron salts.
    Involves: Zinc, Powdered metals, Iron, Copper, Nickel, Brass, Iron and iron salts

Storage requirements

  • Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage.

Rules extracted from the referenced SDS.

Verified source

Source
Official SDS (canonicalized)
Supplier
Sigma-Aldrich
SDS revised
2017-09-22
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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