Magnetic resonance imaging phantoms for quality-control of myocardial T1 and ECV mapping: specific formulation, long-term stability and variation with heart rate and temperature

Table 1 Final relative concentrations of Nickel ion (Ni²⁺) and Agarose required to mimic native and late-Gd human blood and myocardium T1 and T2 values

	Nickel (mM)	Agarose (%)	T1 (ms)	T2 (ms)
Mixture A Native Myocardium	0.90	2.10	1000	55
Mixture B Native Blood	0.48	0.45	1500	225
Mixture C Post-Gd Myocardium	2.35	2.50	510	44
Mixture D Post-Gd Blood	3.70	0.45	365	125

ISSN: 1532-429X