Spiking Standard 3 Back Catalog number: 53072 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673658 Pendimethalin, 100 µg/ml, Ethyl acetate, 5ml Price on request 70719 Isopropalin Price on request 678195 Bilanafos sodium salt, 100 µg/ml, Methanol, 1ml Price on request