

The 4-wavelength Go Direct Colorimeter measures absorbance or transmittance of a liquid sample. It connects via Bluetooth ® wireless technology or via USB to your device.
IB Curriculum
The nuclear atom
Models of the particulate nature of matter
How much? The amount of chemical change
How much, how fast and how far?
How fast? The rate of chemical change
How much, how fast and how far?
How far? The extent of chemical change
How much, how fast and how far?
Enzymes and metabolism
Metabolism
Photosynthesis
Photosynthesis
Frequently Paired
Sensors most commonly used alongside the Go Direct® Colorimeter in IB curriculum experiments.
pH Sensor
GDX-pH
Temperature Probe
GDX-TMP
UV-Vis Spectrophotometer
GDX-SPEC-UV
Conductivity Probe
GDX-CON
O₂ Gas Sensor
GDX-O2