V A Antiques 20 ml Rimmed Glass Test Tube(15 cm 350 K Pack of 10)
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High quality Borosilicate glass 3.3 test tubes, Rimmed and have an excellent resistance to heat and chemicals,Blown, Accurate Size and Consistent Wall Thickness.It can be used in Gift Hampers and Gift Boxes. Used for mixing heating and/or holding small quantities of chemicals for assays, as well as tissue culture, blood banks, and other laboratory experiments
