PCB No. 170, 10 ng/µl, 10ml

L-Dehydro Ascorbic Acid, 250mg

2,2,4,6-Tetrachlorobiphenyl (BZ-50)

PAH Stock Solution 2 Compound Prod.no CAS no. gram/liter Naphtalene 0711,10 90-20-3 7,649 2-Methylnapthalene 0713,11 91-57-6