Synonyms : 4-Nitrophenyl Phosphatase, K+-NPPase, K-Dependent p-Nitrophenylphosphatase, K-p NPPase, Nitrophenyl Phosphatase, p-NPPase, p-Nitrophenylphosphatase, para-Nitrophenyl Phosphatase, para-Nitrophenylphosphatase, 4 Nitrophenyl Phosphatase, 4 Nitrophenylphosphatase