国家标准物质-标准物质实验室【北京华研】
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BYZ7035-2016 三甲胺标准溶液三甲胺标准溶液 Standard solution of trimethylamine 10mL
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BYZ7033-2016 水中双乙酸钠溶液标准物质水中双乙酸钠溶液标准物质 Standard substance for sodium diacetate solution in water 1mL
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BYZ7032-2016 水中双乙酸钠溶液标准物质水中双乙酸钠溶液标准物质 Standard substance for sodium diacetate solution in water 1mL
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BYZ7022-2016 碘酸钾溶液标准物质(测定:总氯;游离氯)碘酸钾溶液标准物质(测定:总氯;游离氯) Potassium iodate solution reference material (determination: total chlorine; Free chlorine) 20mL
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BYZ6989-2016 食品检测用亚硝酸钠、硝酸钠溶液标准物质食品检测用亚硝酸钠、硝酸钠溶液标准物质 Standard substances for sodium nitrite and sodium nitrate solution for food testing 10mL
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BYZ6955-2016 5种阴离子溶液标准物质(氟、氯、硝酸根、亚硝酸根、硫酸根)5种阴离子溶液标准物质(氟、氯、硝酸根、亚硝酸根、硫酸根) 5 anionic solution reference materials (fluorine, chlorine, nitrate, nitrite, sulfate) 50mL
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BYZ6952-2016B 水质化学需氧量CODcr(标样)水质化学需氧量CODcr(标样) Water Quality Chemical Oxygen Demand (CODcr) 20mL
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BYZ6843-2016 碘酸钾标准溶液碘酸钾标准溶液 Potassium iodate standard solution 50mL
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BYZ6674-2016B 水质氨氮(标样)水质氨氮(标样) Water quality ammonia nitrogen (standard sample) 20mL
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BYZ6254-2016 食品中过氧化值的测定配套试剂食品中过氧化值的测定配套试剂 Reagent for determination of peroxide value in food 3瓶/套
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