Internal Standard - Surrogate Mix Back Catalog number: 96032 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673458 Thiophanate-methyl, 10.0 µg/ml, Acetonitrile, 10 Price on request 38166 CWA BTEX & MTBE Price on request N882002 Noscapine-13C,d3, 5mg Price on request