Non-Radioactive Reagents and Diluents

3	Tropolone in HEPES / Saline Buffer Injection
	Formula
	Tropolone                   54mg
	Sodium Chloride         804mg
	HEPES                      476mg
	Water for Injection to 100ml
	Adjust pH to 7.6
	Use
	Neutral, lipophilic chelating agent for 111In Indium Chloride in white cell labelling. This formulation has been known, with some batches, to show precipitation with time and it is suspected to be a reaction product between ketone groups on Tropolone and HEPES. It is recommended to store at -20 degrees C to slow this reaction down.
	Presentation and Manufacturer
	1 ml ampoule: Ipswich
	Last updated 17/12/01
	-------------------------------------------------------------------------

Back to Formulary Section                              Back to Radiopharmacy Handbook Index