... DDS/TDS Meter, Incubator, shaker, Hotplate, Mixer, PCR, Oven, etc. Portable Whiteness Tester Application:This instrument based on the principle of ... measured the whiteness value of any substances. Such as:powder, board, paper, paste, sheet, clay, etc.Characteristics:1)Compact in ... = new AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Portable Whiteness Tester