pH 8.0 Standard @ 25°C Back Catalog number: 59277 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70776 Oxydemeton methyl, 1000µg/ml in MeOH, 1ml Price on request MI505-100 Reagent kit for 100 tests (Ammonia MR) Contains: 1 x 20mL NH3-1, 1 x 21mL NH3-2 Price on request EPA-8280CC1,2,4,5 Individual Calibration Solutions , 500ul, nonane Price on request