2/50/80ml lnner tube with cover net/pointed bottom integrated press collar receiving tube the bags of filtration membrane

2/50/80ml lnner tube with/without covernet/pointed bottomintegrated press collarreceiving tube

material:PP

1000/pcs   10000sets/carton

50/pcs   1000sets/carton

30/pcs   750sets/cartonthe bags of filtration membrane

Centrifuge tube