P(recaution) phrases

In addition to the hazard pictogram, the labels of the hazardous substances are also provided with so-called H and P phrases. 

  • the H phrases are hazard statements (H for hazard) 
  • the P phrases indicate precautions (P for precaution / safety recommendation) 

This page contains a general description of the P phrases according to the GHS. 

  • P100 phrases 
  • P200 phrases 
  • P300 phrases 
  • P400 phrases 
  • P500 Phrases 

Overview of all P sentences. 

P100 phrases

P10x is a short series of three general precautions. 

  • P101 When seeking medical advice, make the packaging or label available 
  • P102 Keep out of reach of children 
  • P103 Read the label before using

P200 phrases

The P2xx series includes preventive measures: 

  • P20x Read safety instructions and safety instructions 
  • P21x Beware of ignition sources 
  • P22x Avoid contact with... 
  • P23x Protect against... 
  • P24x Measures regarding use and storage 
  • P25x Caution with vibration / friction / shock / do not puncture 
  • P26x Avoid inhalation 
  • P27x Avoid ingestion 
  • P28x Use PPE, (room) ventilation 

Examples of P-phrases: 

  • P211 Do not spray on an open flame or other ignition sources 
  • P262 Avoid contact with eyes, skin or clothing 

P300 phrases

The P3xx Series contains precautions related to reaction. 

  • P30x What to do after ingestion, inhalation or skin contact 
  • P31x Consult Expert / Poison Control Center 
  • P32x Specific treatment 
  • P33x Do it immediately after contact 
  • P34x Respiratory problems 
  • P35x Washing instructions 
  • P36x Contaminated clothing 
  • P37x Fire Fighting 
  • P38x Evacuation 
  • P39x Cleanup spill 

Examples of P-phrases: 

  • P313 Get medical advice 
  • P331 Do not induce vomiting 
  • P352 Wash with plenty of soap and water 

P400 phrases

The P4xx sentences describe the measures for the storage of hazardous substances. 

  • P40x Storage conditions 
  • P41x Protect against 
  • P42x Separate storage 

Examples of P-phrases: 

  • P403 Store in a well-ventilated place 
  • P412 Do not expose to temperatures above 50 °C/122 °F 

P500 phrases

These sentences are about the method of disposal of a hazardous substance. 

P501 Dispose of contents/container to... 

Example: to an appropriate waste site or recycling facility in accordance with/according to local and national regulations.