beta-Endosulfan, 100 µg/ml, Methanol, 1ml

Cefazolin sodium salt, certified, 0.1g

2,3-Butandione, neat, Solvent-neat, Unit 1G, # of units-1, Cas.no.

2,6-Dichlorobenzonitrile, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1194-65-6