Fluoride (F-) Back Catalog number: 54102 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended E4113-100ML FE4113 Nickel AAS con 10g/L ,100LPF Price on request E4400-100ML FE4400Lanthanum AAS conc 2% ,100LPF Price on request E4072-100ML FE4072 Strontium for AAS 1g/L ,100LPF Price on request