Reacts specifically and rapidly with thiols to form mixed disulfides. Used for probing the structures of the ACh receptor channel of the GABAA receptor channel and of lactose permease.
H302+H312+H332: Harmful if swallowed, in contact with skin or if inhaled
Precautionary Statements
P260: Do not breathe {{{0|||message=<specify applicable conditions>|||default=dust/fume/gas/mist/vapours/spray|||filter=(_)?INHAL_CONDITION_.+}}}.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear {{{0|||message=<specify protection equipmen: hazard.P260: Do not breathe {{{0|||message=<specify applicable conditions>|||default=dust/fume/gas/mist/vapours/spray|||filter=(_)?INHAL_CONDITION_.+}}}.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear {{{0|||message=<specify protection equipmen