Octamethylcyclotetrasiloxane Back Catalog number: 71514 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71198 Fluoranthene-d10, 1000µg/ml in Methylen Chloride, 1ml Price on request 53075 Primary Drinking Water Metals Price on request 680134 Tembotrione, 100mg Price on request