Heptachlor endo-epoxide, 100µg/ml, Acetonitrile, 5ml

Betamethasone, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 378-44-9

Daily Quality Control Standard (without Internal Standard) 14 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane

Fluopicolide, 100μg/mL in Acetonitrile, 1ml