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GB/T 13885-2003动物饲料中钙、铜、铁、镁、锰、钾、钠和锌含量的测定原子吸收光谱法.pdf

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ICS 65.120 B 46 }Gt:3 中 华 人 民 共 和 国 国 家 标 准 GB/T 13885-2003/ISO6869:2000 代替GB/T13885-1992 动物饲料中钙、铜、铁、镁、锰、钾、钠 和锌含量的测定 原子吸收光谱法 Animalfeedingstuffs-Determinationofthecontentsofcalcium,copper,iron, magnesium,manganese,potassium,sodiumandzinc- Methodusingatomicabsorptionspectrometry (ISO6869:2000,IDT) 2003-11-01发布 2004-05-01实施 中 华 人 民 共 和 国 发 布 国家 质 量 监 督 检 验 检 疫 总 局 GBJT13885-2003JLSO6869:2000 目 次 前言 ·············甲·甲··,,,,,·······················,,,·············‘·····,·,,,甲甲·,,·····················,,·,·,,,…… 1 1 范 围 ·············,,··································································“··························…… 1 2 规范性引用文件 ······,···············。··········。·······,·······。。·。·····.··.·············。······.·……,,。.…… 1 3 原理 ······································································。·。····································…… 1 4 试剂和溶液 1 5 仪器设备 .····························…‘2 6 采样 .· ······················…‘… 3 7 试样的制备 ·····,,,··········。··············,,·························,·,,,··························,·········…… 3 8 分析步骤 ·················“················································································,··.··…… 3 9 结果表示 ············。···························。····································。···························…… 4 10 精密度 ·····························。··························。·······························。···················…… 4 10.1 实验室间试验一· ,·················。。····.·一 ,...…… 4 10.2 重复性 .·5 10.3 再现性 ···,,,,,···,·········‘········,,,,,,,······.·,价‘‘····,,,,··,,·,’······价‘价 ····· ,,~·-..
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