Lithium (Li), 1000ug/l in Water with dilute HNO3, 125ml

Corosolic acid, 10mg

2,3,4,6-Tetrachlorobiphenyl (BZ-71)

Performance Control Mixture 4 Analytes each Wt.% as listed; units: 1x1mL, 5x1mL neat Name Wt. % Name Wt. % n-Hexadecane 75.0 Tetralin 3.0 Naphthalene 2.0