A Fast and Simple Method for the Determination of TBA in <sup>18</sup>F-Labeled Radiopharmaceuticals

A simple color spot test for determining the presence of residual tetrabutylammonium (TBA) in various <sup>18</sup>F-radiopharmaceuticals is described. The test can be performed in less than five minutes. Iodoplatinate-saturated TLC plates are initially spotted with the <sup>18<...

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Bibliographic Details
Main Authors: Nils Erik Halvorsen (Author), Ole Heine Kvernenes (Author)
Format: Book
Published: MDPI AG, 2020-02-01T00:00:00Z.
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100 1 0 |a Nils Erik Halvorsen  |e author 
700 1 0 |a Ole Heine Kvernenes  |e author 
245 0 0 |a A Fast and Simple Method for the Determination of TBA in <sup>18</sup>F-Labeled Radiopharmaceuticals 
260 |b MDPI AG,   |c 2020-02-01T00:00:00Z. 
500 |a 1424-8247 
500 |a 10.3390/ph13020027 
520 |a A simple color spot test for determining the presence of residual tetrabutylammonium (TBA) in various <sup>18</sup>F-radiopharmaceuticals is described. The test can be performed in less than five minutes. Iodoplatinate-saturated TLC plates are initially spotted with the <sup>18</sup>F-radiopharmaceutical to be tested and TBA, then with deionized water or hydrogen peroxide (H<sub>2</sub>O<sub>2</sub>) solution, depending on if an antioxidant stabilizer is part of the pharmaceutical matrix. A distinct brown spot is visible at TBA concentrations of 50 &#181;g/mL and up. 
546 |a EN 
690 |a tetrabutylammonium 
690 |a tba 
690 |a pet 
690 |a quality control 
690 |a spot test 
690 |a radiopharmaceuticals 
690 |a psma 
690 |a fdopa 
690 |a fdg 
690 |a iodoplatinate 
690 |a Medicine 
690 |a R 
690 |a Pharmacy and materia medica 
690 |a RS1-441 
655 7 |a article  |2 local 
786 0 |n Pharmaceuticals, Vol 13, Iss 2, p 27 (2020) 
787 0 |n https://www.mdpi.com/1424-8247/13/2/27 
787 0 |n https://doaj.org/toc/1424-8247 
856 4 1 |u https://doaj.org/article/54e15c1e9ee242b39ee17f0d9bac2191  |z Connect to this object online.