Multi-Element Solution 4 Back Catalog number: 52136 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9262.10-100-DRIED Tenuazonic acid, 100µg/mL, Solvent-dried down, Unit 1mL, # of units-1, Cas.no. 28540-82-1 Price on request 677987 Isofenphos-methyl, 100 µg/ml, Toluene, 1ml Price on request 73519 Atrazine desethyl-2-hydroxy Price on request