Metribuzin, 100µg/ml in Acetonitrile, 5ml

4-Methyl-2-pentanone-2,4-dinitrophenylhydrazone, 100mg

PAH-Mixture A 13 Analytes, each 1000 µg/mL in toluene; unit: 1,5,10x1mL 1220.15 Bisphenol A [80-05-7] 0712.11 1-Methylnaphthalene [90-12-0] 0713.11 2-Methylnaphthalene

S-4392 Extended PAH-mixture Acenaphthene 0732,12 83-32-9 6 mg/L Acenaphthylene 0002,12 208-96-8 6 mg/L Anthracene 1049,14 120-12-7 6 mg/L Benz[a]anthracene 0201,18 56-55-3 6mg/L Benzo[a]fluorene 0259,17 238-84-6 6mg/L Benzo[a]pyrene 0239,20 50-32-