GB/T 7304, GB/T 18609, NB/SH/T 0836, ASTM D664, ASTM D2896


This instrument is used to determine the total acid number or base number of liquid petroleum products such as gasoline, diesels, engine oil, transformer oil, fire resistant oils,etc.

Main technical specifications

1. Power supply:AC 220V±10%, 50 HZ
2. Potentiometric measurement:(0~±1999.5)mV
3. Basic error of electronic unit:0.1%±0.5mV(F·S)
4. Impedance:Ri≥1×1012Ω
5. Capacity of burette:10ml
6. Precision of burette:±0.1%(F·S)
7. Titrating time:(60±20)s(F·S)
8. Measurement range:3~100μg/g(ppm)
9. Measurement precision:Can meet requirements of GB 7304, GB/T 18609, NB/SH/T 0836, ASTM D2896 and ASTM D664.
10. Overall dimension:350mm×280mm×178mm(PC is not included)
11. Net weight:14Kg(PC is not included)
12. Ambient temperature: 5℃~35℃
13. Relative humidity: ≤80%

Main technical features

1. Windows operation system is provided on PC.
2. Metrohm brand titration unit is equipped.
3. Little sample needed for each test(≤5g) and rapid test speed(about 5 min)
4. Automatic end point detection. Automatic false end point filtering.
5. Data saving and printing.
6. Multi-parameter setting and revising.
7. Liquid feeding at set value.
8. Automatic cleaning.