Sulfamerazine, 100 µg/ml, Methanol, 1ml Back Catalog number: 679812 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673649 Paraoxon-methyl, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 79738 Chloral hydrate, 1000µg/ml in Acetonitrile, 1ml Price on request 675572 Famphur, 100 µg/ml, Acetonitrile, 5ml Price on request