Guides

The complete wastewater respirator guide — P100 particulate filters for bioaerosols and sludge, acid gas, ammonia and multi-gas cartridges for chlorine and dosing, and when supplied air or SCBA is required for H2S, sewer entry, lift stations and confined space. NIOSH-approved, OSHA 1910.134.

The complete chemical plant respirator guide — full face respirators with organic vapor, acid gas, chlorine, ammonia, formaldehyde, and multi-gas cartridges, plus when supplied air or SCBA is required. NIOSH-approved, OSHA 1910.134.

The definitive Honeywell North guide for chlorine gas: why chlorine is an acid gas, the N75002L and 7582P100L as the right cartridges, the 75SCP100L for water treatment, the 10 ppm IDLH limit, full-face recommendation, replacement, and 20 FAQs.

Best Respirator Cartridge for Acid Gas (2026 Buyer's Guide): If you need the best respirator cartridge for acid gas , start with what "acid gas" means for cartridge selection.

Chlorine is an acid gas, so P100 filters and organic-vapor cartridges won't protect you. This buyer's guide compares the best acid-gas and multi-gas cartridges for chlorine - 3M 60926, 3M 6006, 3M 6002, and the Honeywell North 75SCP100L - with water-treatment and pool scenarios, the color code, change-schedule.