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Multi-element standard solution,c(Cr3+)=15g/L, c(Co2+)=20g/L, H2O, 50ml
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Mixed Standard Solution,40μg/mL, H2O, 20ml
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Phosphate(standard sample)(in terms of calcium phosphate),8.92μg/mL, H2O, 20ml
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Phosphate(standard sample)(in terms of calcium phosphate),8.92μg/mL, H2O, 100ml
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Phosphate(standard sample)(in terms of calcium phosphate),4.58μg/mL, H2O, 20ml
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Total nitrogen(standard sample),2.49mg/L, H2O, 20ml
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Total nitrogen(standard sample),10.0mg/L, H2O, 20ml
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Total nitrogen(standard sample),0.855μg/mL, H2O, 20ml
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Total nitrogen(standard sample)(in terms of N),1.69mg/L, H2O, 20ml
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Total nitrogen(standard sample)(in terms of N),4.34mg/L, H2O, 20ml
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Total nitrogen(standard sample)(in terms of N),14.3mg/L, H2O, 20ml
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