3M 60921 vs 60926: OV/P100 vs Multi-Gas/P100 Compared (2026)
The 3M 60921 is the entry organic-vapor + P100 cartridge; the 60926 is the broadest multi-gas + P100 cartridge on the same bayonet mount. This guide shows which gases the 60926 adds, what each costs, and when stepping up is required versus over-spending.
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