L(+)Lactic acid

Determination of PAH, Multilevel Standards, Deuterated IS Compound Prod. no. Purity CAS no. CS-1 ng/ml CS-2 ng/ml CS-3 ng/ml CS-4 ng/ml SC-5 ng/ml IS ng/ml 10ml RS ng/ml 0,5ml Naphthalene

2,3,3',4,4',5,5'-Heptachlorobiphenyl (189)

2,2',3',4,5-Pentachlorobiphenyl (97)