Registration Dossier
Registration Dossier
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EC number: 232-260-8 | CAS number: 7803-51-2
Flammability
Administrative data
Link to relevant study record(s)
Description of key information
Phosphine is highly flammable and spontaneously flammable in air. The lower and upper
explosion limit are, respectively, 1.8% and 98%.
Key value for chemical safety assessment
- Flammability:
- highly flammable
Additional information
Phosphine is highly flammable and spontaneously flammable in air. The lower and upper explosion limit are, respectively, 1.8% and 98%.
Flammability additional key value for CSA: spontaneously flammable in air (pyrophoric)
Justification for classification or non-classification
Phosphine is listed on Annex VI to Regulation (EC) No 1272/2008 includes lists of harmonised classification and labelling.
On table 3.2 (classification and labelling in accordance with the criteria set up in Annex VI to Directive 67/548/EEC), phosphine is listed with extremely flammable R12 and spontaneously flammable in air R17 (F+, extremely inflammable). No change to this classification is proposed.
On table 3.1 (classification and labelling in accordance with the criteria set up in Annex I to Regulation 1272/2008/EEC), phosphine is listed with extremely flammable gas H220 (Flam. Gas. Category 1). No change to this classification is proposed.
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