GB/T 26416.2-2022 稀土铁合金化学分析方法 第2部分:稀土杂质含量的测定 电感耦合等离子体发射光谱法.pdf

GB/T 26416.2-2022 稀土铁合金化学分析方法 第2部分:稀土杂质含量的测定 电感耦合等离子体发射光谱法.pdf
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GB/T 26416.2-2022 稀土铁合金化学分析方法 第2部分:稀土杂质含量的测定 电感耦合等离子体发射光谱法.pdf

8.6.5分析试液的测定

在工作曲线绘制条件下,将分析试液(8.4.2、8.4.4、8.4.5)用选定的分析谱线进行氩等离子体光谱 仪器根据工作曲线(8.6.3),自动进行数据处理,计算并输出分析试液中待测稀土元素的质量浓度

稀土元素含量以质量分数(w)计住宅楼施工组织设计(框剪结构,筏板基础).doc,按式(1)计算:

X100% ·......................... mV

P1 分析试液(8.4.2、8.4.4、8.4.5)中稀土元素的质量浓度,单位为微克每毫升(pg/mL); Po 一一空白试液(8.3)中稀土元素的质量浓度,单位为微克每毫升(μg/mL); V。一一试液(8.4.1、8.4.3)定容体积,单位为毫升(mL); V2分析试液(8.4.2、8.4.4、8.4.5)总体积,单位为毫升(mL); m 1 试料的质量,单位为克(g); 分取试液(8.4.1、8.4.3)体积,单位为毫升(mL)。 两次平行测定结果的绝对差值不大于表5中相应重复性限时,取其平均值作为测定结果,所得结果 保留两位有效数字,数值修约按GB/T8170的规定执行

在重复性条件下获得的两次独立测试结果的绝对差值不超过重复性限(r),超过重复性限(r)的 超过5%,重复性限(r)按表5数据采用线性内插法或外延法求得

GB/T 26416.2—2022

表5 重复性限(续)

GB/T 26416.2—2022表5重重复性限(续)镧铁合金铈铁合金铁合金元素质量分数重复性限(r)质量分数重复性限(r)质量分数重复性限(r)%%%%%%一一一一0.0500,0020,0110,000 30,009 60,000 70.0600.003镝0,0500,0020.0500.0030.110,0040.100,0040.100,0040.160.0050.200.0050.200.0070.260.008一一一0.0190.0020.0100.000 60.0100.0010.0270.002铁0.0500.0030.0510.0040.0750.0030.100.0050.100.0080.120.0070.200.0090.200.0140.210,0080.0100,000 40,0110.000 90.0120.000 70.0500.0020.0510,0040.0620.003饵0.100,0030.100.0060.100.0040.200,0050.200,0070.200.0060.009 90.000 30.009 80.000 90.0120.000 60.0500.0020.0510.0030.0620.0020.100.0040.100.0060.100.0040.200.0080.200.0130.200.0060.009 80.000 30.0100.000 90.0100.000 50.0500,0020,0520.0020.0590.0030.0980,0040.100.0060.100.0040.200,0060.210.0170.200.0070.0100.000 30.0100.000 70,0120.000 60,0500,0020,0530,0030,0630.003鲁0.100,0040.100.0060.110,0030.200.0070.200.0090.200.005一0.007 20.000 50.0100.000 40.0110.000 70.0170.000 9钇0.0500.0020.0520.0020.0680.0030.100.0040.100.0060.110.0050.200,0070.200.0080.210.00510

GB/T 26416.2—2022

表5 重复性限(续)

GB/T 26416.2—2022表5重重复性限(续)镝铁合金钛铁合金钇铁合金元素质量分数重复性限(r)质量分数重复性限(r)质量分数重复性限(r)%%%%%%0.0110.000 9一一一一0,0210,0020,009 90,0020,0110,000 4试0,0710,0030.0610,0040.0510,0020.110.0030.100,0050.100,0050.210.0060.210.0070.210.0070.0340.0020.008 40.000 30,0450.0020.0190.000 9基体基体0.0940.0040.0590.0020.140.0050.110.0060.230,0070.210,0080.0180,002一0.0270.0020.0140.000 7铁0.0780.003基体基体0.0550.0030.120,0050.100.0050.220.0130.200,005一0.0120.000 8一一0.0110.000 60.0220.00090.0100.000 8饵0.0600.0030.0730.0030.0510.0030.100,0050.110.0040.100.0050.200.0060.220.0060.200.0080.0110.000 70.009 90.000 60.0100.000 80,0610,0020.0560,0040,0520.0030.100,0040.100,0060.100,0060.200,0060.200,0080.200.0110.0110.000 50.0100.000 80.0100.000 50.0600.0020.0610.0030.0520.0030.100.0030.100.0040.100.0050.200.0060.210.0050.200.0090.0150.000 60,0140.000 50.0100.000 70.0650.0030.0640.0030,0520.002鲁0.100,0040.110.0040.100.0060.210,0050.210,0070.200,00812

GB/T 26416.2—2022

表5 重复性限(续)

重复性限(r)为2.8×S,,S,为重复性限标准偏

GB/T 26416.2—2022

表6 再现性限(续)

JGJT393-2017 房屋建筑和市政工程项目电子招标投标系统技术标准GB/T 26416.2—2022

表6 再现性限(续)

GB/T 26416.2—2022表6再现性限(续)镝铁合金钛铁合金钇铁合金元素质量分数再现性限(R)质量分数再现性限(R)质量分数再现性限(R)%%%%%%0,0140,0020,0140,0030.0140,0030,0640.0060,0640,0070,0560,005错0.100,0090.100.0130.110,0060.210,0140.210.0180.210.0190.0170.0030.0180.0020.0240.0040.0280.0030.0280.0020.0340.003钦0.0790.0090.0780,0040.0750.0050.120.0090.120.0100.130.0230.220.0160.220.0150.220.019一一一一0,007 90.000 50,009 10,0020.0100,0020.0180,0030.0630.0090.0590.0040.0580.0060.100.0100.100.0060.110.010.210,0120.210,0130.210.0200.0100.000 80.009 80.0020.009 90.000 40.0600.0080.0610.0050.0500.004销0.100.0130.100.0090.100.0050.210.0150.210.0150.210.0120.0150.0020.0110.000 90.0130.0020.0660.0090.0650.0060.0540.0030.110.0100.100.0080.110.0060.210,0190.200,0120.210.0130.0110.002一一一一0,0210,0020,009 90,0030,0110.003试0,0710,0070,0610.0060.0510,0040.110.0180.100.0070.100.0060.210.0190.210.0160.210.0160.0340.0020.008 40.0010.0450.0030.0190.004基体基体0.0940.0050.0590.0040.140.0130.110.0140.230.0250.210.01616

GB/T 26416.2—2022

低温贮罐施工方案表6 再现性限(续)

:再现性限(R)为2.8×SR,SR为再现性限标准偏差

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