Innova's colorimetric GTPase assay kit offers high sensitivity due to exceptionally low levels of background free phosphate in the system.

The kit includes:

Specially purified, Pi-free GTP
PiColorlock Gold (superior malachite formulation)*
Stabiliser to prevent high backgrounds from non-enzymatic Pi release
Supplied with Pi standard and 96-well microplates

Features:

High sensitivity (OD 1 for 5% substrate hydrolysis)
No precipitation of dye-Pi complexes
Simple protocol

*NB PiColorlock Gold is also available separately