ZAHN VISCOSIMETER GENERAL ELECTRIC No.4 ZAHN VISCOSIMETER, VISCOSITY CUP #4 GENERAL ELECTRIC CAT: 9109697G-4 This Zahn type cup viscosimeter is a portable device for quickly checking the viscosity of paint, varnish, lacquer, inks, syrups, or other liquids. LOOKS NEW, SEE PICTURES OF ACTUAL ITEM, MISSING ITS ORIGINAL BOX, COMES ON OTHERS VISCOSIMETER BOX SEE PICTURES OF ACTUAL ITEM FOR DETAILS.