[labnetwork] Lecture bottles for toxic gas delivery?

[Collins, Deon]

For facilities working with hydrides or toxic gases, a company like DOD is a strong partner to consider, particularly for TGMS (Toxic Gas Monitoring Systems). Our facility has previously sourced TGMS systems through DOD.

If you're monitoring hydrides specifically, a Chemlogic (CL) gas detector is typically the best option. For example, HMNTL uses the CL-96 model from DOD. This unit supports detection at up to 96 individual points; in our case, only 26 of the 32 configured points are in active use, each assigned to a different hydride gas.

While electrochromic sensors such as those from Honeywell or Cosmos PS-7 can be suitable for other gas detection needs, note that frequent cartridge changes (dependent on the specific chemical) can make these options cost-prohibitive over time.

In our H5-rated facility, we use both Chemlogic and electrochromic systems to balance detection breadth and cost-efficiency.

Deon D. Collins


Director of Facilities
The Grainger College Of Engineering UIUC
Holonyak Micro & Nanotechnology Lab
208 N Wright St Rm. 1114 | MC-249
Urbana, IL 61801
217-300-7531 | deonc69 at illinois.edu<mailto:deonc69 at illinois.edu>


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From: labnetwork <labnetwork-bounces at mtl.mit.edu> On Behalf Of Russ Renzas
Sent: Tuesday, May 27, 2025 7:13 PM
To: Lab Network (labnetwork at mtl.mit.edu) <labnetwork at mtl.mit.edu>
Subject: [labnetwork] Lecture bottles for toxic gas delivery?

Does anyone use lecture bottles or small cylinders closer to point of use for toxic/flammable (not pyrophoric) gases?

Our bunker is extremely far from point of use and we need to do research work with a rotating cast of toxics that we'd prefer to buy in small quantities.

Wondering if there's cabinet options for this that we can plumb to our TGMS system, changing the sensor based on the gas in use.

Russ

Russ Renzas
University of Nevada, Reno
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