Photometric determination of acidity in ethanol according to ASTM D7795

AN-T-203 Acidity in volatile solvents and chemical intermediates Objective and reliable determination according to ASTM D1613 Summary The presence of acidic components in volatile solvents is due to contamination of the solvents, or through their decomposition during storage, distribution, or…

Titration Application Note T-092 Acid number in insulating, transformer and turbine oils Use of a photometric sensor increases precision and reliability for the determination according to ASTM D974 The acid number (AN) of insulating, transformer, and turbine oils is crucial…

Application Note AN-T-242 Acidity in aviation turbine fuel according to ASTM D3242 Automatic photometric titration with the Optrode Aviation turbine fuels may contain acids, either from analysis and the flow is maintained during the naturally occurring organic compounds or introduced…

Application Bulletin AB-404/2 e Determination of the total acid number in petroleum products General analytical chemistry; petrochemistry Potentiometric determination according to ASTM D664 Keywords Instruments Titration; nonaqueous titration; potentiometric titration; Solvotrode easyClean, Optrode; Thermoprobe; photometric titration; thermometric titration; TET; TAN;…