Arsenic (As) Back Catalog number: 57233 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4212-20-4.5PE ISO 9377-2 Extraction Solvent Stock Solution I S-4212-20-100PE Units: 1x5mL, 5x5mL, 10x5mL extraction solvent stock solution 1x100ml and 5x100mL extraction solvent stock solution n-Decane 20 µL n-Tetracontane 20mg Pentane: Add to Price on request 72848 Metolachlor ESA, 1000µg/ml in MeOH, 1ml Price on request 681199 4-Chlorobenzoic acid, 250mg Price on request