ADR code X423
Hazard identification number (Kemler) per ADR 2025.
solid which reacts dangerously with water, emitting flammable gases, or flammable solid which reacts dangerously with water, emitting flammable gases, or selfheating solid which reacts dangerously with water, emitting flammable gases1
Substances using code X423
- UN 1402 — CALCIUM CARBIDE
- UN 1407 — CAESIUM
- UN 1415 — LITHIUM
- UN 1423 — RUBIDIUM
- UN 1428 — SODIUM
- UN 2257 — POTASSIUM
- UN 2813 — WATER-REACTIVE SOLID, N.O.S.
- UN 3395 — ORGANOMETALLIC SUBSTANCE, SOLID, WATER- REACTIVE
- UN 3396 — ORGANOMETALLIC SUBSTANCE, SOLID, WATER- REA...
- UN 3397 — ORGANOMETALLIC SUBSTANCE, SOLID, WATER- REA...
- UN 3401 — ALKALI METAL AMALGAM, SOLID
- UN 3402 — ALKALINE EARTH METAL AMALGAM, SOLID
- UN 3403 — POTASSIUM METAL ALLOYS, SOLID
- UN 3404 — POTASSIUM SODIUM ALLOYS, SOLID