2,3,5,6-Tetrabromo-p-xylene, 1.2ml x 50ug/ml , toluene

Fosfomycin sodium, 100mg

Daily Quality Control Standard (with 3 Deuterated Compounds Internal Standard) 14 Analytes + 3 ISTD, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane

Anions Mix