做总磷标样时,真值为1.46,其测定正确的范围是多少?比如说我知道一个真值为0.539mg/L的标样，我实测结果为0.534，我知道是正确的，现在我做了1,46的标样，我实测结果为1.41,是不是正确的呢？

做总磷标样时,真值为1.46,其测定正确的范围是多少?比如说我知道一个真值为0.539mg/L的标样，我实测结果为0.534，我知道是正确的，现在我做了1,46的标样，我实测结果为1.41,是不是正确的呢？
做总磷标样时,真值为1.46,其测定正确的范围是多少?
比如说我知道一个真值为0.539mg/L的标样，我实测结果为0.534，我知道是正确的，现在我做了1,46的标样，我实测结果为1.41,是不是正确的呢？

做总磷标样时,真值为1.46,其测定正确的范围是多少?比如说我知道一个真值为0.539mg/L的标样，我实测结果为0.534，我知道是正确的，现在我做了1,46的标样，我实测结果为1.41,是不是正确的呢？
一般买来的标样,由标准值和不确定度组成.你说的0.539mg/L就是标样的标准值.不确定度可以与标准值正负相差多少的值.你谁的呢测得1.41 应该是有在范围内的
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如果用的是钼锑抗分光光度法测TP，最低检测浓度是0.01mg/L，测定上限是0.6mg/L。
特定的稳定物质在特定波长下有最大吸收，并且只有在定量的浓度范围内才有浓度和吸光度的线性关系。超过，或者低于检测线，就超出标线的使用界限。

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