Benzthiazuron, 100 µg/ml, Methanol, 1ml

Alkalinity as Calcium Carbonate

O,O-Dimethylthiophosphate-13C2, sodium salt

Caffeine-d3 (1-methyl-d3), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 26351-03-1