ASTM D7941/D7941M-14 PDF

1.1 This test method describes contaminant determination in fuel-cell-grade hydrogen as specified in relevant ASTM and ISO standards using cavity ring-down spectroscopy (CRDS). This standard test method is for the measurement of one or multiple contaminants including, but not limited to, water (H₂O), oxygen (O₂), methane (CH₄), carbon dioxide (CO₂), carbon monoxide (CO), ammonia (NH₃), and formaldehyde (H₂CO), henceforth referred to as “analyte.”

Product Details

Published:

06/01/2014

Number of Pages:

10

File Size:

1 file , 220 KB

Note:

This product is unavailable in Russia, Ukraine, Belarus