SS-EN ISO 5223:2016

This International Standard specifies requirements for test sieves to be used for the laboratory determination of undesirable substances in a Sample of cereals and which pass through test sieves of the following nom- inal sizes: a) test sieves with long rounded apertures: 1,OO mm x 20,O mm 1,70 mm x 20,O mm 1,80 mm x 20,O mm 1,90 mm x 20,O mm 2,00 mm x 20,O mm 2,20 mm x 20,O mm 2,50 mm x 20,O mm 2,80 mm x 20,O mm 3,55 mm x 20,O mm b) test sieves with round apertures: diameter 4,50 mm Test sieves with long rounded apertures listed in a) are used in particular for separating “shrivelled” ker- nels from rye, durum wheat, common wheat and barley, with the exception of those with apertures of diameters 2,50 mm and 2,80 mm, which are usually used for the calibration of malting barley.