Conforms to ISO 6706 - 1981 (E) and BS 5404 Part 2 1977. Special PP giving very high translucency. Autoclavable to 121°C for 20 min., continuous work at 100°C. Permanent graduations are moulded in for reproducibility. Chemically non-absorbant. Excellent chemical resistance. Pentagon base for added stability. SUITABLE FOR FOODSTUFF.