Analysis Using Chemical Indicators TRIZ Cases
- H. pylori Detection Primer Set for Saliva Sample Analysis
A primer set amplifies cagA gene sequences to detect Helicobacter pylori in saliva samples.
- GHB Detector Sticker Color Change Detection
Adhesive sticker embeds detection reagent in thin film to change color, resolving difficulty detecting colorless gamma-hydroxybutyric acid in beverages.
- Masking Block Film Sample Holder for Spectroscopic Analysis
A masking block film isolates solid samples from interfering microplate materials, preserving analytical data quality.
- Redox Indicator Leaching for Cementitious Oxidation Front Detection
Leaching in situ redox indicators from cement into de-aerated water reveals oxidation fronts, verifying theoretical models without adding external chemicals.
- Colorimetric Assay for Type II Pyrethroids Using Cyanide Hydrolysis
A colorimetric assay detects type II pyrethroids through cyanide ion release and hydride transfer reactions.
- Earwax Biomarker Self-Sampling Kit with Lateral Flow Biosensor
A portable earwax sampling kit uses a cylindrical multiplexed lateral flow biosensor to detect biomarkers directly from the sample.
- Glycosylation Site Characterization via Lectin Affinity and Mass Spectrometry
Lectin affinity capture isolates glycopeptides for precise mass spectrometry analysis of antibody glycosylation patterns.
- Adsorber Reagent for Removing Glutathione Interference in Lead Analysis
An adsorber reagent removes glutathione from fluid samples, resolving electrode binding interference that degrades lead measurement accuracy.
- Benzene Sensor Using UV-Iodine Complex for Low Power Detection
A benzene sensor uses a cyclodextrine-iodine complex activated by UV radiation to detect gas presence through optical absorption changes.
- Metabolite Ratio Analysis for Hydration-Independent Medication Monitoring
A metabolite-to-creatinine ratio method quantifies drug levels in urine samples to determine patient adherence accurately.
- Impregnated Sample Medium for Chemical Detection
Impregnating a porous sample medium with solid test chemicals resolves dispensing difficulties while maintaining reliable colorimetric detection.
- Test Paper Assay for Polyphenol Concentration in Liquid Food
Smartphone image analysis of Folin-Ciocalteu test strips quantifies polyphenol content in liquid food samples.
- Lanmodulin Fusion Peptide for Rare Earth Element Detection
Replacing calcium-specific domains with lanmodulin allows a single fusion peptide to detect multiple rare earth elements without complex structural separation.
- Sort Station Communication System Using Sliding Status Indicator
Sliding inner members indicate bin status via axial position, eliminating noise interference and reducing maintenance costs.
- Organic Polymer Film Sensor for Hydrogen Detection
Laminating an organic polymer film sensor on metal surfaces enables continuous hydrogen monitoring without hazardous chemicals or complex apparatus.
- Point-of-Care Wound Infection Sensor with Color-Changing Substrates
A point-of-care sensor unit detects wound infection markers through visible color changes on specialized substrates.
- Lateral Flow Assay Liquid Gold Conjugate
A lateral flow assay device applies a liquid gold conjugate formulation to the sample stream.