Here is the shelf life information for each reagent, and standard used in the 5500sc AMC analyzer:
Catalog# Description/Name Shelf Life
25234000 5500sc Ammonia Monochloramine Reagent 1, 1L = 12 months
25235000 5500sc Ammonia Monochloramine Reagent 2, 1L = 24 months
25236000 5500sc Ammonia Monochloramine Reagent 3, 1L = 6 months
25237000 5500sc Ammonia Monochloramine Standard 1 (0 ppm NH3), 2L = 60 months
25238000 5500sc Ammonia Monochloramine Standard 2 (2 ppm NH3), 2L = 24 months
25239000 5500sc Ammonia Monochloramine Acidic Surfactant Wash, 2L = 36 months