two disk exposed faces in place. People can wash and sterilization the exposed face by manual work to reach the normative requirement of material transfer.
Purposeofuse
a.Protectionofsterileproduct-Guaranteetransferprocessofsterileproductavoidingbeingeffectedbyoutsidemicrobe
b.Operator protection-Avoidingleakageoftoxicmaterialsduringtransferprocesswhichisharmfulforpeople
c.Eliminatelossofproductyieldduringtransfer
d.Effectivedustcontrolduringtransferprocess
e.Reducethepotentialofproductcross-co