Succinic acid, 250mg

1,2,4,8-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane

Germanium (Ge)

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