◎ SINOSOURCE ® test tube is made of superior PE/PP/PS material, it has a good chemical compatibility.

Adapted to storage for most of polar organic solvent, weak acid, weak base.

◎ PS/PP test tube is manufactured with excellent technique, Some products can stand centrifuge speed up

to 4500 rpm without crack or leakage.

◎ Multiple sizes and types can meet various test requirements.

◎ Labels can be customized to meet specific test demand.