KIMBLE® Graduated Reusable Centrifuge Tube, with Flat Head Stoppers, 12/Case

• Manufactured from borosilicate glass 3.3 conforming to USP Type I and ASTM E438, Type I, Class A requirements
• Calibrated to contain
• With top finish to accept a Standard Taper stopper Scale and legend are printed in permanent red stain on the 13 mL size and permanent brown stain on 50 mL size
• Scale and legend are printed in permanent red stain on the 13 mL size and permanent brown stain on 50 mL size
• Sandblasted marking spot
• Do not centrifuge with stopper in tube.

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