Application
Powders
Instrument options for Powders
Choose a portable instrument for production, incoming and on-site checks, or a benchtop instrument for controlled laboratory presentation and repeatable quality assurance.
Technical guides for Powders
Measurement Techniques
How to Measure Color in Powders and Granules
Powder and granule color measurement depends on representative sampling, optical opacity, controlled cup depth, packing, particle size and independent preparations.
In-depth practical guide · Read the guide →Measurement Techniques
How to Create and Use Color Standards for Quality Control
A useful color standard combines an approved physical specimen, spectral target data, a defined measurement method and controlled storage and replacement rules.
Quick technical guide · Read the guide →Measurement Techniques
Master Standards vs Working Standards in Color QC
The master standard is the protected source of color authority; working standards are verified copies used for routine production decisions.
Quick technical guide · Read the guide →Fundamentals
Why Spectral Data Matters: More Than Just L*a*b*
Spectral data preserves how a sample interacts with each wavelength, enabling recalculation, metamerism analysis, color indices and deeper process diagnosis beyond one L*a*b* result.
Quick technical guide · Read the guide →Measurement Techniques
How Many Measurements Should You Take? Averaging and Repeatability Explained
Choose reading count from a documented sampling plan. Repeated readings, repositioned readings, locations and lots answer different questions.
Quick technical guide · Read the guide →Measurement Techniques
How Sample Preparation Affects Color Measurement
Sample preparation is part of the measurement method. Control the presentation, orientation, backing and condition that represent the approved product.
Quick technical guide · Read the guide →Buying & Selection
Portable vs Benchtop Spectrophotometers: Which Do You Need?
Portable and benchtop describe form factor, not automatic optical capability, accuracy or software functionality. Choose by the measurement method.
Quick technical guide · Read the guide →Troubleshooting
Why Two Spectrophotometers Give Different Readings
When two instruments differ, align the sample, settings and optical conditions before deciding there is an instrument problem.
Quick technical guide · Read the guide →Calibration & Maintenance
How to Calibrate a Spectrophotometer
Routine standardisation, verification and formal calibration are distinct activities. Follow the instrument manual and record every approved check.
Quick technical guide · Read the guide →Measurement Techniques
How to Measure Color Correctly: A Practical Guide
Learn how to measure color correctly: control calibration, settings, sample presentation, orientation and averaging so every spectrophotometer result is repeatable and useful.
8–10 minute guide · Read the guide →Buying & Selection
How to Choose a Spectrophotometer
Choose a spectrophotometer by your sample, tolerance and workflow. This practical buying guide covers geometry, aperture, repeatability, data correlation and instrument format.
9–11 minute guide · Read the guide →Inter-Instrument Agreement
Spectrophotometer Repeatability vs Inter-Instrument Agreement
Repeatability shows how closely one spectrophotometer agrees with itself. Inter-instrument agreement shows how closely it agrees with another. Learn why both matter for reliable color control.
7–9 minute guide · Read the guide →