Educational summary of documented chemical interactions. Do NOT attempt any of these mixtures. If an accidental mix occurs, evacuate, ventilate, and call emergency services. Terms of use.

Chemical mixture

Can you mix Hydrochloric acid and Sodium hydroxide?

!Caution required. Neutralization, strongly exothermic.
acid
Hydrochloric acid
CAS 7647-01-0
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base
Sodium hydroxide
CAS 1310-73-2
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What happens

Standard acid base neutralization. Heat release can boil the solution and splash caustic droplets if concentrated reagents are mixed quickly.

Reaction products

  • Sodium chloride
  • Water

If contact happens

Add acid to water first, then slowly add base while stirring. Wear splash goggles and nitrile gloves.

Other common mixtures

See all 35 mixtures →

Educational summary based on public NIOSH, OSHA and CAMEO Chemicals data. Always consult the official Safety Data Sheet before handling.