| Code No. | Unit | Cap Thread Size | Liner | Description |
| G0631 | 1 pc | 13 mm | Teflon | For Dia.13mm tube |
| G1004 | 1 pc | 16 mm | Teflon | For Dia.16mm tube |
| G0633 | 1 pc | 18 mm | Teflon | For Dia.18mm & 20mm tube |
Screw Cap for Test Tube Screw Threaded
| Size | Cap for tube OD13 mm (1 pc), Cap for tube OD16 mm (1 pc), Cap for tube OD18 mm & OD20 mm (1 pc) |
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