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NIST SRM 1979 Powder Diffraction Line Profile Standard for Crystallite Size Analysis(Nano-Crystalline Zinc Oxide Powder)

产品货号SRM 1979产品名称Powder Diffraction Line Profile Standard for Crystallite Size Analysis(Nano-Crystalline Zinc Oxide Powder)中文名称晶粒尺寸分析用粉末衍射线轮廓标准(纳米晶氧化锌粉[……]

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NRC标准品CRM-PTX2-b扇贝毒素-2认证校准溶液

扇贝毒素(PTXs)是由几种甲藻产生的一组聚醚内酯毒素,如长脚甲藻和尖脚甲藻[1,2]。PTX与腹泻性贝类中毒有关,因为它们在贝类和浮游生物中与冈田酸基团共存,并且通过腹膜内注射对小鼠具有毒性。然而,它们尚未被证实对小鼠具有口服毒性,也未与人类疾病有关[3]。尽管如此,PTX在160µg/kg组织当[……]

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AOCS 0711-B3, Rf1 canola leaf tissue genomic DNA

AOCS 0711-B3, Rf1 canola leaf tissue genomic DNA源叶材料取自使用多种质量标准单独测试的植物,并从本身通过相同标准的植物中收获的种子中生长。不符合质量标准的植物被移除并销毁。从符合质量标准的植物中收获叶子材料,并立即冷冻,储存在-70°C下。根据基于CT[……]

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NIBSC15/276 Hepatitis A Virus VL For Nucleic Acid Amplification Techniques (3rd International Standard) 15/276

NIBSC15/276 Hepatitis A Virus VL For Nucleic Acid Amplification Techniques (3rd International Standard) 15/276

Produ[……]

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