Spiking Standards Kit Back Catalog number: 52073 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675641 Propaquizafop, 10 µg/ml, Ethyl acetate, 10ml Price on request 80910 EPA Method 8091Mix #1 Price on request 672864 Linuron, 100mg Price on request