ICP HM Check Std A

Ca, 1000 µg/mL in 2% HNO3, 100ml

2,2',3,3',4,4',5,5'-Octachloro[13C12]biphenyl, 50.0µg/mL in Nonane/10% toluene, 1,2ml

4-n-Nonylphenol, 100µg/ml in MeOH, 5ml