Agilent Life Sciences 5061-3335 OPA reagent, 10 mg/ml, 6 ampoules
OPA reagent, 10 mg/mL each of o-phthalaldehyde and 3-mercaptopropionic acid in 0.4 M borate buffer, 6 x 1 mL | OPA reagent, 10 mg/mL each of o-phthalaldehyde and 3-mercaptopropionic acid in 0.4 M borate buffer, 6 x 1 mL