Test Tube Screw Cap Glass 15ml, 125x16mm Borosilicate Glass Chemical Resistant  CH0724B LABGLASS USA

*** Borosilicate glass 3.3, round bottom, plain with bakelite screw cap and rubber liner.

Size: 

1. Test Tube Screw Cap 15ml, 125x16mm

2. Test Tube Screw Cap 20ml, 150x16mm

3. Test Tube Screw Cap 25ml, 150x18mm

4. Test Tube Screw Cap 30ml, 100x25mm

5. Test Tube Screw Cap 50ml, 150x25mm