CENTRAL SCIENTIFIC CENCO-DUNOUY TENSIOMETER CAT NO: 70535 ASTM D 971-99A

CENTRAL SCIENTIFIC CENCO-DUNOUY TENSIOMETER CAT NO: 70535 ASTM D 971-99A (OIL-WATER INTERFACIAL TENSION PROCEDURES) AND D 1331-89 (METHODS FOR MEASURING SURFACE AND INTERFACIAL TENSION OF DETERGENTS)REVERSIBLE MOTOR FOR IMPROVED ACCURACY COMPARED TO MANUAL TENSIOMETERS IMPROVED ACCURACY DIRECT READINGS SEMIAUTOMATIC TENSIOMAT PERFORMS ASTM D 971-99a. INCLUDE INSTRUCTION MANUAL .PDF FORMAT.