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Stock code
002658
HDID/HE series chromatographs use helium ionization detectors to measure helium (He), argon (Ar), hydrogen (H₂), nitrogen (N₂), oxygen (O₂), carbon dioxide (CO₂), and krypton (Kr) ) or trace impurity gases in xenon (Xe), including neon (Ne), hydrogen (H₂), argon (Ar), oxygen (O₂), nitrogen (N₂), krypton (Kr), methane (CH₄ ), carbon monoxide (CO), carbon dioxide (CO₂), xenon (Xe), etc.