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Table 1 Effect of the concentration of stannous chloride dihydrate on the labeling efficiency of 99mTc-noscapine.

From: Radiolabeling, biodistribution and gamma scintigraphy of noscapine hydrochloride in normal and polycystic ovary induced rats

SnCl2.2H2O concentration

(μg/ml)

% Label

% R/H

10

86 ± 2.2

0.02 ± 0.01

20

92.5 ± 1.2

0.7 ± 0.04

50

98.9 ± 1.8

1.1 ± 0.1

100

90.9 ± 1.2

4.9 ± 0.1

200

88.0 ± 2.1

6.3 ± 0.4

400

82.0 ± 1.8

8.5 ± 0.1