5mL Macro Centrifuge Tube, Black, Non-sterile-100Units

50/Re-sealable Bag--Offers the convenience of a micro centrifuge tube with the ability to process sample volumes up to 5mL Tube diameter is the same as a standard 15mL conical bottom centrifuge tube enabling use with existing equipment All tubes have frosted marking spot and engraved graduations Attached flat top cap is easy to open and close with one hand Center of the cap includes a thin “membrane” area designed for easy puncture and access by a syringe/needle Opaque black tube protects light sensitive compounds