Interference Standard 4 Back Catalog number: 52041A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59119 Fluoride (F-) Price on request 676466 Niflumic acid, 100mg Price on request S-4518-800-100PE ISO 9377-2MOD Test for Suitability of Fluorisil 10ml Stearyl stearate test solution (S-4517) with 15ml Extraction solvent (n-Pentane) Units: 1x25mL, 5x25mL, 10x25mL, 1x100mL Price on request