Barium (Ba) Back Catalog number: 57056X Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2770.7-100-ME Simazine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 122-34-9 Price on request EPA-537SS-R1 EPA Method 537 Surrogate Primary Dilution Standard (SUR PDS), 1.2ml, methanol Price on request 59393 Common Anions EPA 300A Mix Price on request