KIMBLE® 45186 KIMAX® 50mL Graduated Reusable Short Taper Centrifuge Tube with Spout. Graduated and calibrated to contain. Scale, legend and marking spot are durable white ceramic enamel. Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements.
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