Spiking Standard 5 Back Catalog number: 52071 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679280 2-Furoic acid, 100mg Price on request 684556 Benzyldimethyloctylammonium chloride, 100 µg/ml, Price on request A132502-1MG Acesulfame-d4 Potassium Salt, 1mg Price on request