项目

2022年5月

2022年9月

范围

均值

范围

均值

Cu

S

3.5561~13.7149

9.7708

0.9546~5.9324

3.6532

B

0.1835~10.9523

5.5598

0.7642~2.7821

2.0743

Pb

S

ND

ND

0.0002~0.0300

0.0087

B

ND

ND

0.0003~0.0306

0.0160

Cd

S

0.0117

0.0117

0.2308~1.3304

0.4784

B

0.4612~1.2500

0.9949

0.2168~1.2098

0.4695

Cr

S

0.0393~1.1371

0.4958

0.1007~0.5483

0.2175

B

0.0393~0.1541

0.1251

0.0274~0.2676

0.1179

Hg

S

0.0056~0.0159

0.0115

0.1094~0.1593

0.1273

B

0.0078~0.0144

0.0114

0.1094~0.1420

0.1219

As

S

5.5327~78.0321

18.7628

4.8944~6.1152

5.4469

B

5.3406~12.1211

7.3025

4.2560~16.3744

6.8320