Total Kjeldahl Nitrogen as N

Fomesafen, 10.0 µg/ml, Ethyl acetate, 10ml

N-Nitromethanamine, 1000µg/mL, Solvent-methanol, Unit 1.1mL, # of units-1, Cas.no. 598-57-2

2,3,4',4'-Tetachlorobiphenyl,100 µg/mL,isooctane,1mL,