Strontium (Sr) Back Catalog number: 58138 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71532 2-Methyl-1-heptene Price on request 79611 2-Methylanthracene Price on request 3195.25-K-IO Ethyl tricosanoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 18281-07-7 Price on request