Sodium (Na) Back Catalog number: 58911 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended ACQ-SE15-115 Ethanol standard in serum,1.5g/L,serum, 1.5mL Price on request DF-IS-J100 Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane Price on request C10861500 1-Butanol, certified, 5ml Price on request