Oxydemeton methyl, 1000µg/ml in MeOH, 1ml

Ritalinic acid (threo), neat, Solvent-neat, Unit 200mg, # of units-1, Cas.no. 54631-24-2

(Use Part# 82423) EPA Method 8240A Mix #3

1-(3,5-Dichlorophenyl)-3-methylurea