Table 1 Change in relative activities of the complex [Sn-99mTc] and 99mTc (VII).

From: 99mTc-labeled nanocolloid drugs: development methods

Amount of SnCl2∙2H2O, mg

A[Sn-99mTc]/A, %

ATc(VII)/A, %

0.70

97.8

1.00

0.525

97.3

1.3

0.35

91.8

4.8

0.175

90.1

5.2