Product Specifications
7440-59-7
                        He
                        231-168-5
                        Industrial Pure Air
                        Industrial Grade
                        Non-Flammable Gas
                        2L-50L Customization
                        99.9%-99.9999%
                        -268.94ºC
                        -272.2ºC
                        Colourless and Odourless
                        Hengsheng
                        Gas Cylinder
                        2L-50L
                        China
                        2804210000
                        

