Desiccator are made of Polyethylene and Polycarbonate. These autoclave vacuum desiccators can hold vcaccum up to 740 mm of Hg for 24 hrs. without any greasing. The top domke, moulded in rigid and transparent Polycarbonate, gives a crystal clear view of the desiccant placed inside. The lower part is made of Polypropylene. An Internal groove is provided on the flange to hold a silicon rubber a-Ring. Each desiccator for easy lifting. The tiny holes in the disc provide air troughs support to the dishes. The Polypropylene stopcock is fitted with a self lubricating PTF plug. This plug work three way vaccum creation, shutting off vaccum releasing. However porcelain discs are adisable in case of incandescent crucibles.

Size: 150MM, 200MM, 250MM.