or
Test tube^ VWR* test tube made from ASTM 438 type 1, Class A, borosilicate 3.3 glass as per ASTM specification E 982. These tubes come with beaded rim, Sturdy Lip, 16X150mm
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Test tube^ VWR* test tube made from ASTM 438 type 1, Class A, borosilicate 3.3 glass as per ASTM specification E 982. These tubes come with beaded rim, Sturdy Lip, 16X150mm
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