MSDSChain Chemical Safety Reference

Storage & HandlingCAS 7681-52-9

How to Store Sodium Hypochlorite (Bleach) Safely

Sodium hypochlorite is classified Danger under GHS, with hazards including Causes skin irritation (H315), Causes serious eye damage (H318), and Very toxic to aquatic life with long lasting effects (H410).

Signal word — DANGER

GHS Hazard Summary

CodeHazard statement
H315Causes skin irritation
H318Causes serious eye damage
H410Very toxic to aquatic life with long lasting effects

Hazard ratings

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

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

Precautionary statements

  • P264 Wash hands thoroughly after handling
  • P273 Avoid release to the environment
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P302 IF ON SKIN
  • P305 IF IN EYES
  • P332 If skin irritation occurs
  • P362 Take off contaminated clothing
  • P391 Collect spillage
  • P501 Dispose of contents/container in accordance with local regulations

SDS safety rules

Incompatibilities

  • Incompatible with acids.
    Involves: Acids

Storage requirements

  • Keep container tightly closed in a dry and well-ventilated place.

Rules extracted from the referenced SDS.

Verified source

Source
Official SDS (canonicalized)
Supplier
Sigma-Aldrich
SDS revised
2017-11-06
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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