Plastic Graduated Cylinder, 500ml, Graduations (5ml) - Plastic cylinder is quality polymethylpentene (PMP). PMP is highly transparent, rigid, resists impact, and handles temperatures of 200íí«¬¨√•¬¨√ÖC (180íí«¬¨√•¬¨√ÖC continuous). Cylinder has a pour-out, stable base, and molded-in graduations. Meets ISO 6706; BS 5404 Standards.