TSS in 25 PSU Back Catalog number: 55205 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678511 Tetramethrin, 100 µg/ml, Acetonitrile, 1ml Price on request 97862 Method 508 Analytes Price on request 677372 Propachlor ESA sodium salt, 100µg/ml, Acetonitrile, 1ml Price on request