The BIOMED GPT (Glutamate pyruvate transaminase, new: alanine aminotransferase ALT) reagent is used for the quantitative in vitro determination of alanine aminotransferase (ALT) with and without pyridoxal phosphate (Pyp) in human serum and plasma according to the IFCC method. Suitable for manual use or for use on clinical chemistry analysers. Package size depending on the analysis technique.