Salient Characteristics (Redacted).pdf

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Brand Name Sole Source - One (1) Entegris Hydrogen Gas Palladium-based Purifier.
Solicitation number
W911QX-26-Q-A013
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This document is a Salient Characteristics Template for a Hydrogen Gas Palladium-based Purifier solicitation from the US Army Research Laboratory (ARL). The requirement is for one (1) hydrogen gas purifier with 16 specific technical characteristics, including a palladium membrane purifier with unlimited lifetime, hydrogen purity requirements of 99.99% at inlet and 99.9999999% at outlet, a typical flow rate of 20 standard liters per minute, and specific technical features like automatic nitrogen purge, outlet check valve, and closed loop temperature control. The purifier must operate at 120 VAC, have a maximum volume of 4100 cubic inches, and include one year of preventative maintenance. The delivery destination is specified as the ARL Shipping & Receiving at 2800 Powder Mill Road, Adelphi, MD 20783-1138, with a Free on Board (FOB) shipping method. The document is signed by the Contracting Officer Zachary Dowling with a contract date of 11/24/2025.

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Template last updated 07/28/2016

Salient Characteristics

Commercial Availability Certification:

I have evaluated the commercial marketplace and determined that all of the salient characteristics documented below are available in products/services offered in the commercial marketplace.

Signature (typed name):

Technical Point of Contact (TPOC) or Contracting Officer’s Representative (COR) at the Army Research Laboratory (ARL) requires one (1) Hydrogen

Gas Palladium-based Purifier with the following minimum characteristics:

1. Palladium membrane purifier for hydrogen; unlimited lifetime – no regeneration required

2. Minimum Inlet (feed gas) hydrogen purity of 99.99 percent (%)

3. Minimum Outlet (purified gas) purity 99.9999999% hydrogen

4. Typical pure hydrogen flow rate of 20 standard liter per minute (slpm) at outlet pressure of 80 pounds per square inch gauge (psig) and inlet pressure of 180 psig

5. Maximum bleed rate of 1.1 slpm (feed gas) hydrogen

6. Automatic nitrogen purge for cell protection

7. Outlet check valve to prevent back diffusion

8. Boost bleed valve for quick purging of 3-5x normal bleed rate

9. Z-purge of electrical cabinet

10. Feed gas, purified gas, bleed gas outlet, and nitrogen purge inlet are all male

Vacuum Coupling Radiation (VCR) metal-to-metal seal fittings

11. Closed loop cell temperature control

12. High/Low Cell temperature alarms

13. Maximum volume of 4100 cubic inches

14. Programmable logic controller (PLC) controlled shutdown and startup

15. 120 volts alternating current (VAC) operation.

16. One (1) year of pervenative maintenance

File details come from the government source that posted it. Updated .