6.44 ppt TDS solution (box of 25x20mL sachet)

Heptachlor-exo-epoxide (cis-), 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 28044-83-9

Fipronil carboxamide, 100 µg/ml, Ethyl acetate,

3 Fluorinated Internal Standard Mix S-4169 3 Analytes, each Wt.% as listed Units : 1x10mL, 5x10mL Name Wt.% Fluorobenzene 39,7 1-Ethyl-4-fluorobenzene 39,3 1-Fluoronaphthalene 20,9