Voliumetric flasks of PMP (TPX®) with PE caps.rThese crystal clear volumetric flasks create no meniscus so final readings are easy. They are individually calibrated at 20ºC. Thick walls eliminate distortion. Thin neck make final measurement precise. Autoclavable to 170ºC. Chemically cleaner than gas and chemically non-absorbant. No wetting. Stoppers included. Suitable for foodstuff.