GHS precautionary statement
P403+P235: Store in a well-ventilated place. Keep cool
- P403+P235
- Storage
- Combined statement
P403+P235 says: “Store in a well-ventilated place. Keep cool”. It is a storage statement that combines P403, P235. P400 series: how and where to store the product, such as keeping it cool, dry, locked up or in a well-ventilated place.
About the storage group
P400 series: how and where to store the product, such as keeping it cool, dry, locked up or in a well-ventilated place. See all precautionary statements for the full list.
Component statements
A combined statement joins single statements that are printed as one sentence. This one is made of:
Hazards that call for P403+P235
The GHS data recommends P403+P235 for these hazard statements.
Chemicals using P403+P235
52 chemicals in our database. Classification comes from each chemical's primary GHS source, so a supplier's SDS may differ.
P403+P235 frequently asked questions
What does P403+P235 mean?
P403+P235 says: "Store in a well-ventilated place. Keep cool". It is a storage precautionary statement in the Storage (P400 series). It combines P403, P235.
Which hazards call for P403+P235?
In the GHS data, P403+P235 is recommended for hazard statements H224, H225, H226.
What type of statement is P403+P235?
P403+P235 is in the Storage (P400 series). P400 series: how and where to store the product, such as keeping it cool, dry, locked up or in a well-ventilated place.
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)