HLB SPE Applications

pharmaceutical scientist using HLB SPE cartridge

HLB SPE Applications in Pharmaceutical Testing

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Understanding Pharmaceutical Impurities in Modern Drug Testing In pharmaceutical testing, impurities represent a critical concern that directly impacts drug safety, efficacy, and regulatory compliance. These unwanted substances can originate from various sources including raw materials, manufacturing processes, degradation products, or environmental contaminants. Pharmaceutical impurities are broadly categorized into organic impurities (related substances, degradation products), inorganic […]

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Determination of L-carnitine in the foods for export HPLC method and HPLC-MS/MS method

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1. Scope This standard specifies the determination of L-carnitine in the foods for export by HPLC and HPLC-MS/MS. This standard applies to the L-carnitine detection in milk powder, beverages, and other foods. Note: lf the D-carnitine is present in the sample, the result of HPLC-MS/MS method is the sum of L-carnitine and D-carnitine. 2. Normative

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Feature Image of Determination of semicarbazide in flour and its products LCMS method

Determination of semicarbazide in flour and its products LC-MS/MS method

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1. Scope This standard specifies the method of determination of semicarbazide in flour and its products for export by LC-MS/MS methodThis standard applies to the determination of semicarbazide in wheat flour, fry powder, fine-dried noodles, bread crumbs, noodles, steamed bread, Fried flour, egg yolk pie, biscuits, instant noodles, bread, wheat flour, and its products for

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