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Standard Gas H2S 5ppm-100% Hydrogen Sulfide for Petrochemical, High Quality and Customize Concentration
2025-04-13
introduction 2160
S
7783-06-4
H2S
231-977-2
Industrial Pure Air
Industrial Grade
Inflammable Gas
Allowed
5ppm-100%
T Gas
Cylinder
2/4/8/40L
Shanghai, China
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