LDZL-3 Oil Surface Tension Meter ASTM D971 Du Nouy Ring Inte
Intermolecular Forces formed liquid surface tension.Numbers of tension reflect on liquid sample’s physics and chemical properties, it is one of the most important index to product quality. SCZL203 automatic interfacial tension tester apply to GB/T6541,it can test kinds of liquid surface tension and boundary surface tesion.this method sample and accuracy,so it’s used widely.