Total Kjeldahl Nitrogen as N

3,3'-Dichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

2,2-Dichloropropane

4,6-Dichloroguaiacol , 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 16766-31-7