Total Kjeldahl Nitrogen as N

Butachlor ESA sodium salt, 10mg

3-Chloro-1,2-propandiol-2-monoarachidate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

C26 Diaromatic sterane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 103908-63-0