... physical properties and chemical properties.ITEM Borosilicate glass tube 3.3 Borosilicate glass tube 5.0 Borosilicate glass tube 7.0 Chemical CompositionSiO280±0.575±0 ... and food when visiting our factories.Transport --Borosilicate glass tubeTransport: ocean transport (FCL, LCL), Air transport, Rail transport, DHL, TNT, UPS, FedEx ...