Read the latest insights, lab guides, and teaching strategies in Applied Chemistry Education. Discover how to enhance hands-on learning in the laboratory.
Learn how to accurately measure active acid in spent cleaning solutions by masking metal impurities with fluoride for precise pilot plant titration.
Master pH configuration and calibration in high-pH caustic sulfide streams. Avoid sodium error and electrode degradation in pilot plants.
Learn why traditional spent caustic titrations fail in water treatment pilot plants and how pH-based correction delivers accurate mass balances.
Learn how to use conditional mass balance and titration data to calculate NaOH, Na2S, and NaHS distribution in spent scrubber pilot plants.
Master the potentiometric titration method with silver nitrate to analyze and measure sulfides and mercaptides in spent caustic solutions.
Learn how to rapidly estimate free NaOH in alkaline scrubbing solutions using a precipitation-titration method to ensure optimal scrubber performance.
Learn how to analyze spent caustic scrubber solutions using double-indicator and potentiometric titration methods in gas scrubbing pilot plants.
Learn how to guide students through sequential iodometric titration to evaluate wastewater pilot plant oxidation efficiency.
Learn why the Schulek method delivers accurate polysulfide data over gravimetric precipitation in HCN absorption pilot plant experiments.
Learn how adding paper pulp prevents electrode fouling, ensuring accurate potentiometric determination of sulfide and cyanide in water analysis.
Learn how to use initial potential readings to quickly determine the correct sample size for potentiometric titration of sulfide and cyanide.
Learn why thiosulfate, thiocyanate, and chloride do not interfere with silver nitrate titration of sulfide and cyanide in water treatment.
Learn how to simultaneously determine sulfide and cyanide in effluent via sequential potentiometric titration. Master key steps and limitations.
Learn how to use the conductivity balance method to verify boiler water chemical analyses and improve data accuracy in water treatment pilot plants.
Discover how to formulate a stable Nessler’s reagent for ammonia analysis by managing the 10:1 hydroxide-to-mercury ratio and 5% iodide excess.
Discover why alkaline samples cause false-low cation readings in ion exchange columns and how to resolve this with pre-neutralization.
Learn how to differentiate orthophosphate from polyphosphate in cooling water using precise temperature control and timed colorimetric analysis.
Learn how the sodium diethyldithiocarbamate colorimetric method tracks copper corrosion in pilot plant cooling systems.
Learn how to eliminate nitrite and copper interferences in chromate titrations using sulfamic acid and alkaline precipitation for accurate results.
Learn how to eliminate iron and copper interferences in volumetric chromate analysis for water treatment training systems.
Discover why potentiometric titration is preferred for pilot plant chloride testing and how to eliminate common chemical interferences.
Compare potentiometric titration and the Mohr method for chloride analysis in water treatment. Learn the key benefits and electrode setup.
Learn how to resolve sulfite and polyphosphate interferences in aluminum determination for water treatment and chemical engineering pilot plants.
Discover the dual signal anomalies—positive restart spikes and low concentrations—used to diagnose reduced flow in stopped-flow FIA channels.
Identify and troubleshoot critical faults in multi-channel FIA systems for bioprocess pilot plants. Ensure clean data and maximize system uptime.
Learn why optimizing PLS factors prevents overfitting and ensures accurate, reliable real-time NIR monitoring of amino acids in pilot plants.
Compare optical FRET-based sensors and glass electrodes for pH/CO2 monitoring. Learn why FRET offers lower maintenance and faster response.
Learn the advantages of Laccase-GDH biosensors over HPLC for rapid, prep-free catecholamine detection in bioprocess research.
Discover how solvent matrix choice impacts electrochemical sensor sensitivity and calibration in chemical engineering and biotech pilot plants.
Learn how to eliminate dissolved oxygen interference in bioprocess pilot systems using selective electrochemical H2O2 detection at -0.05 V.
Optimize polymer-modified glassy carbon electrodes by limiting electropolymerization scans to prevent charge transfer limitations in bioprocessing.
Learn how to configure poly(AMFc) electrodes in a 90/10 solvent matrix for sensitive, interference-free H2O2 detection in organic reaction streams.
Learn how pH impacts H2O2 detection using poly(anilinomethylferrocene) electrodes and how to balance polymer conductivity with enzyme activity.
Discover how reagentless acoustic-wave detectors simplify liquid chromatography training by eliminating reagents and reducing system complexity.
Discover the major limitations of post-column enzyme reactors and fluorescence detection, including product loss and process complexity.