Method 1613 Internal Standard Spiking Solution, 200ng/ml in Nonane, 0,5ml Back Catalog number: EDF-5999 Availability: In the manufacturer's stock Price on request - + Recommended 94751 3,3’-Dimethylbenzidine Price on request S-12206M1-1ML Imidacloprid, 100µg/ml in methanol, 1ml Price on request 675257 Benalaxyl, 250mg Price on request