Registration Dossier

Administrative data

Description of key information

Waiving: studies  not technically feasible due to the high reactivity with water

Key value for chemical safety assessment

Acute toxicity: via oral route

Endpoint conclusion
Endpoint conclusion:
no study available

Acute toxicity: via inhalation route

Endpoint conclusion
Endpoint conclusion:
no study available

Acute toxicity: via dermal route

Endpoint conclusion
Endpoint conclusion:
no study available

Additional information

Sodium hydride is a strong base which reacts nearly spontaneously when exposed to water forming sodium hydroxide and hydrogen gas. Therefore, in accordance with REACH Annex XI, part 2, testing for acute toxicity is not technically feasible.

Justification for classification or non-classification