Standard
ASTM D664, ASTM D2896, ASTM D974
Function
For total acid and base number in petroleum products
Test method
Potentiometric Titration
Measurement range
pH:0~14.00pH;mV:0~±1999mV
Measurement accuracy
pH:±0.01;mV:0.1%F.S
Point position control
±0.03pH or ±3mV
Capacity analysis
≤0.3%F.S