Bisphenol S, 100µg/ml in MeOH, 5ml

Asulam, 10.0 µg/ml, Acetonitrile, 10ml

n-Heptyltin trichloride, 50mg

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 20 Eth