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Gas Purifiers Manufacturer

Gas purifiers by Mott offer high efficiency, reliability, and product consistency to improve gas delivery yield and process integrity.  Our gas purifiers are available in point-of-use,  micro-bulk and surface mount configurations and can be customized to meet your critical design requirements.  Remove moisture, particles, oxygen, CO2, CO and many other impurities with our diverse gas purifier product offering.

Information Request

Call us at 860.747.6333, or submit an information request form and someone will get back to you within 48 hours.

Literature & Data Sheets

Typical Applications

Mott gas purifiers remove impurities from process gases in high purity and ultra-high purity applications

» Semiconductor process equipment

» Weld gas / purge gas

» Glove box purge gas

» Annealing cover gas

» Additive Manufacturing

» Pharmaceutical production

» Solar and energy

» Other emerging technologies

Mott Gas Purifiers - Point-of-Use Series

Mott point-of-use gas purifiers accommodate various flow rates across a variety of model and uphold the highest standard of purity for gas delivery systems.

Mott Gas Purifiers - Micro-Bulk Series

Mott micro-bulk series gas purifiers offer moderate flow rates and protect sensitive downstream instrumentation.

Mott Gas Purifier Fill Classification Guide

A user's guide to Mott's purification fill classes.

Mott Gas Purifier Specification Quote Form

The easiest way to specify a Mott gas purifier is to fill in the Mott Purification Specs to Quote form and send it to our local High Purity Product distributor.

Product Specs

Point-of-Use & Micro-Bulk Gas Purifiers

Material:  316L stainless steel

Filter Media:  316L stainless steel fiber

Flexible Sizes and Configurations:  Inlet/Outlet fittings and valves, face-to-face matching available

Filtration:  0.0015 µm standard

Helium Leak Rating:  1 x 10-9 atm cc/sec

Outlet Purity:  < 100 PPT

Pressure Drop:  < 2 psid

Wetted Hardware Surface:  Electro-polished, < 10 Ra, 316L stainless steel

Lifetime:  One year given 24/7 operation at nominal flow rate and typical 5N (99.999%) combined inlet impurity

Custom designs and fittings available upon request

Point-of-Use and Micro-Bulk Gas Purifier Sizing

Point-of-Use Purifiers

1″ – 2.0″ OD

Standard OAL range: 3.31″ – 8.2″

Standard fittings 1/4″ VCR®

Micro-Bulk Purifiers

3.0″ – 6″ OD

Standard OAL range: 7.9″ – 51″

Standard fittings are 1/2″ VCR®

Custom Sizes Are Also Available


Point-of-Use Gas Purifier Operating Conditions

Max Operating Pressure:    250 PSIG (17.24 BAR)

Typical Operating Temperature Range:    0°C-50°C (32°F-120°F)

Max Operating Temperature:    50°C (120°F)

Nominal Flow Rate:    0.3 slpm to 20.0 slpm depending on vessel size

Max Flow Rate:    < 1 slpm to 100 slpm depending on vessel size

Micro-Bulk Gas Purifier Operation Conditions

Max Operating Pressure:    150 PSIG (10.34 BAR)

Typical Operating Temperature Range:    0°C-50C (32°F-120°F)

Max Operating Temperature:    50°C (120°F)

Nominal Flow Rate:    See table on cutsheet

Max Flow Rate:    10 slpm to 2300 slpm

Mott Gas Purifier Part Description

MGP – Mott Gas Purifier



-Class Type

-Filter Type

-Connection Type


Relevant Services

Design Expertise – From start to finish, we customize solutions based on your design parameters – challenge us!

Fluid Modeling – Our extensive applications have built a library of data to increase the accuracy of our flow models to provide initial performance and feasibility estimates prior to building prototypes.

Extensive Partner Network – If a material is not listed or capability not in-house, we maintain an extensive network of partners for new material procurement, advanced manufacturing capabilities, and validation testing.

Engineering Support – Utilize our expert engineers to consult your process and choose the right point of use filters for your application.