Purchase Qty. Reference FOB Price
1-5 Sets US$285.00
6+ Sets US$270.00
Product Description
SKZ1050E-O2 laboratory Oxygen O2 portable gas pumping unit test gas concentration machine meter LCD digital diaplay color screen CE marks Portable Oxygen O2 Gas meter testing machine instrument analyzer to measure Oxygen O2 gas with pump built-in We can test CO, H2S, O2, EX, CH4 , N2, NH3, ...