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Chromatographic standard: AccuStandard ChemService
Drug standards: USP standard of the United States Pharmacopoeia, BP standard of the British Pharmacopoeia, EP standard of the European Pharmacopoeia
Environmental standard samples: PCB, PBB, PAN, EPA method series
Pesticide standard samples: over 300 types of organic phosphorus, organic fluorine, amino acid esters, etc
Soil standard samples: uncontaminated soil, contaminated soil (- PCB, - BTEX, organic matter, - insecticides, - metals)
Food standards: vitamins, preservatives, fatty acid methyl esters
Petrochemical standard samples: 65 ASTM method series |
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