Strategy of analytical test kits.
The importance of test kits is increasing due to economical reasons. The different types of test kits allow qualitative, semiquantitative or quantitative results depending on the requirements. For applications where rapidity and mobility are absolutely necessary, they have advantages compared to laboratory methods. This is demonstrated by two typical examples. Besides the advantages, the limits of test kits are also mentioned. Test kits look very simple and are really easy to handle; nevertheless, not only the producers but also the users have to fulfil some basic demands.
Unger-Heumann
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Department LPRO UBA/V, Merck KGaA, D-64271, Darmstadt, Germany.