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砷测试试纸 Method: colorimetric with test strips and reagents 0.02 - 0.05 - 0.1
Arsenic Test Method: colorimetric with test strips and reagents 0.02 - 0.05 - 0.1 - 0.2 - 0.5 mg/l
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德国默克pH测试条1.09533.0001
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铁测试盒 Method: colorimetric with colour-matching vessel 0.1 - 0.3 - 0.5 - 1.0
Iron Test Method: colorimetric with colour-matching vessel 0.1 - 0.3 - 0.5 - 1.0 - 2.5 - 5.0 - 7.5
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铁测试盒 Method: colorimetric with colour card 0.05 - 0.1 - 0.2 - 0.4 - 0.6 - 0.8 - 1.0 mg/l Fe²⁺ Aquamerck®
Iron Test in freshwater and seawater Method: colorimetric with colour card 0.05 - 0.1 - 0.2 - 0.4
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德国默克/MERCK砷测试试剂1.01747.0001
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NCSZ-Hg-0~2μg/L(20ml*6瓶) 标样/水质Hg汞质控样0、0.1、0.5、1.0、1.5、2.0μg/L
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德国默克MERCK双氧水测试条1.10011.0001
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锌测试盒 Method: colorimetric with colour-disk comparator 0.1 - 0.2 - 0.3 - 0.4 - 0.5 - 0.7 - 1 - 2 - 5 mg/l Zn Microquant®
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亚硝酸盐测试条 Method: colorimetric with test strips 0.1 - 0.3 - 0.6 - 1 - 2 - 3 g/l NO₂⁻ Merckoquant®
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亚砷酸钠 c(NaAsO2) = 0.05 mol/l (0,1 N) TitriPUR®
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