TBECH Isomeric Solution/Mixture, 1.2ml, toluene Back Catalog number: ABTBECH Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 56081 Thallium (Tl) Price on request 10313 EPA Method 617/8080/8250/8270 - Analytes Price on request S-4394-ASS-NN S-4394 B[a]P/HCB Recovery Standard (solvent - Nonane) Product Concentration 2,3,3',5,5'-PeCB 100 µg/mL Price on request