Borosilicate Glass Test Tubes With Threaded End, Dia.×H 20×200mm, 100 EA, STE-Mart (CAT#: STEM-BTVV-1024-LC)

Borosilicate Glass Test Tubes With Threaded End provided by STE-Mart are made from Boro-33 glass. The uniform wall thickness offers maximum heat transfer and chemical resistance. The test tube is designed with writing area, threaded end, well-rounded bottoms and fire-polished tops free of rough edges. Optional screw cap made of phenolic resin provides good sealing effect.

Material: Borosilicate glass(3.3 expansion)
Color: Clear
Capacity: 35ml
Dia.×H: 20×200mm
With Caps: Yes
package: 1box(100pieces)

No scale
High temperature resistance
Low temperature resistance
Corrosion resistance
Withstand drastic changes in temperature difference of 200 °C
Meet GB and ASTM438 requirement

Borosilicate Glass Test Tubes With Threaded End, Dia.×H 20×200mm, 10 EA, STE-Mart (CAT#: STEM-BTVV-1025-LC)