Total Residual Free Chlorine

2-Chloro-1,3-propanediol-dipalmitate-d5, PP-2-MCPD-d5,100 µg/mL,toluene,1mL,

Endosulfan (alpha and beta), 100 ng/µl, 1ml

OFN 2fg/uL in isooctane 3 x 1mL