Halosulfuron (free acid), 10mg

EPA 527, Surrogate Standard 3 Analytes, each 500µg/mL in Acetone; unit: 1x1mL 3478,8 1,3-Dimethyl-2-nitrobenzene [81-20-9] 2138.18 Triphenylphosphate [115-86-6] 1534.20 Perylene-d12 [1520-96-3]

Ethanol standard in water,0.5g/L,water, 1.5mL

1,4-Anthraquinone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 635-12-1