Metformin-d6-HCl, 100μg/ml in MeOH, 5ml Back Catalog number: 18000-0701D-100ME Manufacturer: NEOCHEMA Availability: In the manufacturer's stock Price on request - + Recommended 81212 EPA Method 8121 Analytes, 1000µg/ml in HE:TO [1:1], 1ml Price on request 9756.17-250MG n-Butyl iso-pentyl phthalate (n-Butyl 3-methylbutyl phthalate), neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 144648-76-0 Price on request 11712.12-100-IO 2,2',3,4,6-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request