Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane

2,3,5,6-Tetramethylpyrazine trihydrate, , Solvent-, Unit , # of units-, Cas.no. 76556-07-5

Sodium Nitrate (NO3-) as N

(2RS)-2-(4-Butylphenyl)propanoic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 3585-49-7