58 in stock
Tongs to hold test tubes firmly.
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Used for gripping hot beakers easily with one hand. One size fits all.
High grade, medium wall rubber tubing for general laboratory use. Melting point 230°F (110°C). Ava...
The test tube is made of borosilicate glass with a rounded bottom. Disposable test tube measuring 13...
Test tube clamps hold fast to test tubes for safe handling.