Guides

Best Moldex cartridge overall for most industrial hazards: the Moldex 7600 Smart Multi-Gas cartridge — NIOSH-approved, ESLI-equipped, and compatible with every Moldex 7000-series half-mask and 9000-series full-face respirator. If you need P100 particulate protection added, the Moldex 7667 Smart…

By Steven Eaton, WC Safety Editorial Updated: June 10, 2026 OSHA 29 CFR 1910.134 | NIOSH 42 CFR Part 84

The Moldex 7000-series cartridge lineup — the 7100, 7300, and 7600 Smart — sits within $2/pair of each other. That narrow price band makes the comparison almost entirely about hazard coverage and end-of-service-life indicators, not cost. Yet many users default to the 7100 without evaluating whether…

The commercial hub for WC Safety respirator filters and cartridges — choose by hazard across P100, organic vapor, acid gas, ammonia, formaldehyde, and multi-gas, on 3M and Honeywell North platforms. NIOSH-approved, OSHA 1910.134.

The complete pharmaceutical manufacturing respirator guide — P100 for excipient and API powder, organic vapor and organic vapor/P100 cartridges for coating and solvent cleaning, and PAPR, supplied air, or containment for potent compounds, cleanrooms, and spills. NIOSH-approved, OSHA 1910.134.

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 oil and gas respirator guide — P100 for frac sand and drilling dust, organic vapor and multi-gas cartridges for characterized hydrocarbon exposure, and supplied air or SCBA for H2S, tank entry, and confined spaces. NIOSH-approved, gas-monitoring driven.

The complete manufacturing respirator guide — P100 for grinding, sanding, and welding dust; organic vapor and multi-gas cartridges for solvents, coatings, and chemicals; full face and supplied air where required. NIOSH-approved, OSHA 1910.134.

The complete agriculture respirator guide — P100 for grain, barn, and hay dust; organic vapor/P100 for pesticides and herbicides; ammonia cartridges; and supplied air for manure pits and silos. NIOSH-approved, label-driven.

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 complete construction respirator guide — P100 filters for silica, concrete, and lead dust; organic vapor cartridges for paint; full face respirators for demolition. NIOSH-approved, OSHA 1926 compliant.

The definitive industry respirator selection guide — construction, painting, welding, manufacturing, healthcare, agriculture, chemical, mining, mold, and woodworking, with the exact filter and cartridge for each.