GHS precautionary statement

P309: IF exposed or if you feel unwell

P309
Response
Deleted

P309 was the precautionary statement “IF exposed or if you feel unwell”. It is marked as deleted in the GHS data we compile, so it is not part of the current GHS revision.

This code has been removed from GHS. You may still find it on older labels and SDSs. Our data does not say which code replaced it, so check the supplier's current SDS.

About the response group

P300 series: what to do after a spill, exposure or fire, including first-aid steps and when to call a poison center or doctor. See all precautionary statements for the full list.

Hazards that call for P309

The GHS data we compile does not tie P309 to a specific hazard statement. Suppliers select it according to the product's classification and intended use.

Chemicals using P309

No chemicals in our database list P309 in their primary classification yet.

P309 frequently asked questions

Is P309 still used?

No. P309 ("IF exposed or if you feel unwell") is marked as deleted in the GHS data we compile, so it is not part of the current GHS revision. It may still appear on older labels and safety data sheets.

What did P309 say?

"IF exposed or if you feel unwell". It was a response precautionary statement.

Precautionary statements are general recommendations. Follow the specific instructions on your product's label and safety data sheet.

https://pubchem.ncbi.nlm.nih.gov/ghs/ghscode_10.txt (UN GHS Revision 10, retrieved 2026-10-12)