Reagents for research purposes; Reagents for scientific and research use; Reagents for scientific or medical research use; Reagents for use in scientific apparatus for chemical or biological analysis; Biochemical reagents used for non-medical purposes; Chemical reagents for non-medical purposes; Chemical reagents for non-medical purposes, namely, for use in evaluating calcium or neurotransmitter concentration and activity in living cells; Chemical reagents, other than for medical or veterinar...