Method 1640Mix A Back Catalog number: 53146 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12031.14-100-NN 2,4'-DDT-13C12,100 µg/mL,n-nonane,1mL, Price on request MHBCD-MXA Mixture of 13C-labelled α-, β-, and γ-HBCD, 1.2ml , toluene Price on request 0089.7-1ML 1-Heptanethiol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 1639-09-4 Price on request