Features:
1 Three types of glass raw materals:
General glass with best price !
General glass with best price !
3.3 borosilicate glass
2 with or without rim
3 with or without printing
4 Normal size : 10x75, 12x75, 12x100, 13x75, 13x75, 13x100, 16x100mm
5 Screw top glass test tubes .
5 Screw top glass test tubes .
Glass Test Tube