Spiking Standard #2 Back Catalog number: 53070 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended TCDT-85 2,4,6,8-Tetrachlorodibenzothiophene, 1.2ml x 50ug/ml, toluene Price on request 679547 Zearalanone, 5mg Price on request 70461 2-Nitropropane Price on request