Internal Standard Back Catalog number: 95665 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93865 D-(+)-Xylose Price on request 683039 D3-Propyzamide, 100 µg/ml, Acetonitrile, 1ml Price on request 677889 Bromuconazole, 10.0 µg/ml, Acetonitrile, 10ml Price on request