1,5-Naphthalenedisulfonic Acid Tetrahydrate, 25g

2,4,5-T-methyl ester, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1928-37-6

Fenoprop methyl ester

N-Nitrosodi-n-butylamine-d18, 1000µg/ml in MeOH, 1ml