Pyrex Borosilicate Glass Test Tube 200 x 24mm Rimless - 1.2mm Medium Wall - - Conforms to ISO 4142
High quality test tubes designed and constructed for optimum performance
Manufactured from Pyrex® borosilicate glass which gives superior performance to neutral borosilicate and soda-lime glass
Allows use at temperatures up to 500°C
Excellent resistance to chemical attack