EPA Method 531.1 - Performance Check Solution

3-Methyl-2,2',4,4'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

Normal Phase Test Mix #2

6:2 DiPAPS, 50µg/mL, Solvent-acetonotrile, Unit 1mL, # of units-1, Cas.no. 57677-95-6