We have lots of folks who call us asking which is the correct 3M respirator cartridge for their job. It's not always easy to know. 3M alone has more than 20 cartridges and filters for different types of work. We'd like to start breaking down the different uses each of these products, and we will start with some of the most popular.
All of the cartridges we'll discuss are filled with activated charcoal. Each has slightly different characteristics, so let's discuss which solution is best for the types of tasks you may encounter. We'll start with the 6001 organic vapor cartridge. This is a respirator cartridge that absorbs lots of bad smells as well as vapors from things like solvents.
Solvents are often used in painting. They are present when you are using turpentine, paint thinner, and lacquer thinner. They are also present, and in quite heavy concentrations, when using adhesives such as rubber cement or the popular E6000 glue.
People doing boat work often use this cartridge because it picks up the vapors from things like epoxy resin, 5200 adhesive, penetrating epoxy, and bottom paint.
Another popular choice for respirator protection are the 3M 6006 Multi-Gas Respirator Cartridges. These cartridges have been treated to trap and absorbs acid gases along with the organic vapors. The most common form of acid gas that folks generally come in contact with are from chlorine. But the category also includes things like formaldehyde and sulfur dioxide.
The 6006 multi-gas cartridge is what you want to use, or give your employees, if they are using multiple solvents or cleaners. It helps reduce the risk that you will pick the wrong cartridge for the job. Some jobs require workers to use Tilex, for example, but there may by Goof-Off or Acetone being used on the job site as well. These products give off strong odors, but they work great. If you or your employees are going to be exposed to them for an extended period of time, a 3M 6006 cartridge will trap those vapors and make working in the space a heck of a lot more comfortable. This is also the solution if you are working in a lab and there are formaldehyde vapors plus other noxious smells, the charcoal is able to pick up the added smells and vapors.
Finally we have the big daddy - the 3M 60926 Multi Gas/P100 Cartridge. (For a deeper look at the P100 rating specifically, see What Does P100 Mean for Respirator Filters?.) This is a multi-gas cartridge that is also fit with a P-100 filter. This is going to protect against a wide variety of vapors and other strong smells while also filtering the fine particles from the air.
The 60926 protects against the widest variety of dangers to the lungs. However there is a cost for all this protection. Both in terms of actual cost - it's about twice as much as a regular cartridge - and because each breath will be more difficult because it needs to be pulled through so much more material. Users have found they tire easily with this set-up.
So while we don't generally recommend this cartridge except for folks that are heading into a place with multiple hazards, it is a fairly comprehensive cartridge, and protects against a number of respiratory dangers.
Thanks for reading. Please give us a ring, or contact us online at pksafety.com if you have more questions.
Photo credit: PK Safety
Frequently Asked Questions
What do the color codes on 3M respirator cartridges mean?
NIOSH 42 CFR 84 and ANSI Z88.7 assign a color code to each cartridge type based on what it protects against. Black = organic vapors. White = acid gases. Green = ammonia and methylamine. Yellow = combination organic vapor plus acid gas (multi-gas). Olive = formaldehyde or multi-purpose. Magenta = HEPA/P100 particulate. Combination cartridges (like the 3M 60921 or 60926) carry stripes or bands showing the combined hazards.
What's the difference between the 3M 6001, 6006, and 60926 cartridges?
The 3M 6001 (black band) is an organic vapor cartridge — use it for solvents, paint thinners, adhesives, and boat-work solvents like epoxy resin or bottom paint. The 3M 6006 (yellow band) is a multi-gas cartridge — organic vapor plus acid gases like chlorine, formaldehyde, and sulfur dioxide. The 3M 60926 adds a P100 particulate filter to the 6006, protecting against a wide range of vapors AND particulate hazards simultaneously. Breathing resistance increases with more filter media, so the 60926 is best reserved for known multi-hazard atmospheres.
How do I know which 3M cartridge to use for a specific solvent?
Check the manufacturer's chemical-cartridge selection guide (3M publishes an online cartridge advisor) against the Safety Data Sheet (SDS) for the chemical you're working with. Match the cartridge to the hazard class: organic vapor cartridge for hydrocarbon solvents, multi-gas cartridge for acid-gas hazards, add a P100 pre-filter for particulate exposure. For unknown atmospheres or complex mixtures, use the broadest-protection combination (multi-gas + P100) or step up to a supplied-air respirator.
Can I use the same 3M cartridge for both organic vapors and acid gases?
Only if the cartridge is rated for both. The 3M 6001 handles organic vapors only — acid gases will pass through. The 3M 6003 and 6006 are dual-rated for organic vapor plus acid gas, and the 60923 and 60926 add a P100 particulate layer on top. Never assume a cartridge covers a hazard it isn't rated for; verify against the color band and the manufacturer's label before use.
Why does the 3M 60926 make it harder to breathe?
The 60926 combines a multi-gas activated-charcoal bed with a P100 particulate filter, so each breath is pulled through more filter media. Wearers report increased breathing resistance and faster fatigue on long shifts. This is normal and expected. If a job requires the 60926's breadth of protection but the breathing effort is a barrier, upgrade to a Powered Air Purifying Respirator (PAPR) — the same cartridge type is available in PAPR form, and the fan does the breathing work.
When should I replace a 3M respirator cartridge?
OSHA 29 CFR 1910.134(d)(3)(iii)(B) requires a documented change-out schedule based on the cartridge manufacturer's service-life data for your specific solvent and workplace concentration. Practical field signals: replace immediately if you smell or taste the solvent through the mask (breakthrough), if breathing effort increases noticeably (particulate loading), or at the end of a shift where the cartridge was used continuously for several hours. Cartridges also degrade in storage — replace opened cartridges older than 6 months (or per manufacturer expiration).
Related Searches
Respirator Cartridges, Best Automotive Paint Respirator, P100 Respirator, 3M Asbestos Filters