Thiophene Back Catalog number: 79228 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1021.20-K-IO n-Eicosane-d42, 1000µg/ml in IO, 1ml Price on request 92805 Gas Internal/Surrogate Standard Price on request 682332 1,4-Butanediol, 1000mg Price on request