Perchlorate Level 5

4-Nonylphenol, mixture of nonyl isomers, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 84852-15-3

1-Methyl-4-nitro-5-thioimidazole, 1g

Naphthalene-d8, 1000µg/ml in MeOH, 1ml