These Class B polypropylene volumetric flasks meet ASTM Standard E288 and ISO Standard 384.
Flasks have polypropylene screw closures and are leakproof. Sturdy, heat-resistant flasks are autoclavable. Model 06108-30 has an extra graduation at 203 mL. All flasks are calibrated at 20°C. No meniscus. Oval marking spot. Autoclavable
