# Mixing Bleach and Ammonia: Chloramine Gas Hazard

> No — Hypochlorite/bleach + ammonia/alkaline solutions releases toxic chloramine gas (NH₂Cl); never mix.

**Chemicals:** Sodium hypochlorite (CAS 7681-52-9), Ammonia (CAS 7664-41-7)

## Compatibility assessment

- **Verdict:** incompatible
- **Reason:** Hypochlorite/bleach + ammonia/alkaline solutions releases toxic chloramine gas (NH₂Cl); never mix
- **Source:** reactive_group_rule
- **Citation:** lit:hypochlorite-ammonia-chloramine

## Source

- Source type: reactive_group_rule
- Last verified by MSDS Chain: 2026-07-15

Canonical page: https://safety.msdschain.lagentbot.com/mixing-bleach-and-ammonia/

_Published by MSDS Chain (msdschain.lagentbot.com). Reference information, not a substitute for the manufacturer SDS or professional EHS judgement._