2,3-Dimethylpyrazine

6-Methyl-2',3,4,6'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

Bromocyclen,100 µg/mL,acetonitrile,1mL,

Dichlorodifluoromethane