12pcs 12 Pyrex Borosilicate Rimmed Test Blowing Tubes Long Thick

Product Description

Made by borosilicate glass. - Material: Borosilicate Glass. 12 x Pyrex Glass Tubes. - Tubes are opened both sides and polished. - Wall Thickness: 1.2mm. - Heat, Thermal Shock Resistant and chemically stable.

Borosilicate Glass Tube

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