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늘O���y(c��)��ˮ��TDS(�ܽ��Կ����w)���о�

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ժҪ��늘O���y(c��)��ˮ��TDS���ܽ��Կ����w����һ�N�µęz�y(c��)����,����200mg/L�Ę�(bi��o)��(zh��n)У��(zh��n)�x�����y(c��)���Y(ji��)����(zh��n)�_������(ji��n)�Σ��y(c��)���r(sh��)�g��,���׷�犼��ɜy(c��)��һ��(g��)ˮ��,���Y(ji��)���M�⡣

�P(gu��n)�I��:늘O��  TDS(�ܽ��Կ����w)  �о�

 

In electrode law determination waterTDS(soluble total solid) research

shenzhaoxiang

(Yangzhou Running water Main corporation water quality examination center Yangzhou225009)

Abstract: In the electrode law determination water TDS (soluble total solid) is one new examination method, calibrates the instrument with 200mg/L‘s standard, the determination result is accurate, is reliable. The method is simple, the survey time is short, several minutes then determine water sample, the result are satisfied.

Key word: Electrode law; (Soluble total solid); Calibration

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1.�x���cԇ��

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2.������(du��)�Ȝy(c��)��

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1 272 284 273 4.2 0.4
2 273 281 266 2.8 2.3
3 139.9 152 138 8 1.4
4 146.2 158 144 7.5 1.5
5 142.2 149 146 4.6 2.6
6 142.5 152 148 6.4 3.7

 

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3.����(bi��o)��(zh��n)�y(c��)��

 

���Ƙ�(bi��o)��(zh��n) ֵ �y(c��)��ֵ RSD% ����(du��)�`�
400 402  402  402  402 402  402 0 0.5
100 102.4  102.4  102.3  102.4  102.3  102.4 0.1 2.4

 

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4.���Ә�(bi��o)���՜y(c��)��

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ˮ�ӱ���ֵ �Ә�(bi��o)�� �y(c��)��ֵ RSD�� �����ʣ�
273 100 375 375 375 375 375 375 0 102
139.9 100 242 242 242 242 242 242 0 102.1
142.5 100 243 243 243 243 243 243 0 100.5

 

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