Chlormequat chloride 1,1,2,2-D4, 100 ng/µl, 10ml

EPA 528 rev. 1.0 Internal Standard Solution 2 200µg/mL in dichloromethane; unit: 1x5mL 2081.6 2,3,4,5-Tetrachlorophenol [4901-51-3]

D10-Biphenyl, 100mg

Aflatoxin G2