收藏: Surface tension meter

VTSYIQI Surface Tensiometer Du Nouy Liquid Tensiometer Surface Tension Meter Tester With Pt Loop Range 0 to 1000 mN/m Accuracy 0.1mN/m For Oil Paint Industry Test Real Time Display

VTSYIQI Surface Tension Meter Interfacial Tensiometer With Range 0 to 1000 mN/m Accuracy 0.1mN/m Pt Board For Food Oil Paint Test 4.3 inch Touch Screen