Screw neck bottle DURAN®-pressure plus, brown, 500 ml, 1 unit(s)Screw neck bottle DURAN pressure plus, brown, 500 ml Material: DURAN glass. Autoclavable: yes. Vacuum and pressure resistant in the range from 1 to +1. 5 bar (in the case of pressure relief, the max. service temperature is 140 C and the thermal shock resistance is 30 K). With graduation and labelling field, burned in and thus permanent print image. With retrace code. DURAN characteristics inside the bottle remain unaltered as only the exterior is