This app offers first responders critical decision support for chemical contamination scenarios. It provides extensive data on chemicals, protective equipment, and emergency response protocols. Access requires an approved account for authorized personnel.
5.1.2
October 27, 2026
• Added 150 new chemicals • Updated the chemical naming scheme to prioritize Proper Shipping Name • Incorporated medical toxidromes, symptoms, antidotes, and supportive care guidelines • Added PAC data • Updated chemical names, synonyms, property data, and exposure guidelines • Updated decontamination data • Updated and added new fire extinguishment data • Updated and added new PPE suit data
MoreChem Companion is a free application providing first responders with decision support for hazardous environments contaminated with chemical agents. It offers detailed information on chemicals, protective equipment, and emergency protocols.
Access and usage of Chem Companion require an approved account on chemicalcompanion.org. The account is free for first responders and military personnel.
Chem Companion offers data on over 3000 chemicals, including synonyms, personal protective equipment (PPE) recommendations, hazardous concentration levels, isolation distances, and emergency medical information.
Yes, Chem Companion includes tools to help identify unknown chemicals using their physical properties or observed exposure symptoms.
Based on the provided data, Chem Companion is currently supported on iPads. Information regarding other device compatibility is not specified.
The latest version of Chem Companion is 5.1.2, last updated on October 27, 2026. This indicates a history of updates, though the frequency is not explicitly stated.
No, Chem Companion does not contain advertisements. The application is provided free-of-charge and does not include any ads.
Chem Companion has an age rating of 17+. This is likely due to the sensitive nature of the emergency response information it contains.
