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总氯测试试剂 (total chlorine) Method: photometric, DPD 0.010 - 6.00 mg/l Cl₂ Spectroquant®
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总氯测试试剂 (total chlorine) Method: photometric, DPD 0.010 - 6.00 mg/l Cl₂ Spectroquant®
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余氯测试预装试剂 (free chlorine) Method: photometric, DPD 0.03 - 6.00 mg/l Cl2 Spectroquant®
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二氧化氯测试试剂 Method: photometric, DPD 0.020 - 10.00 mg/l ClO₂ Spectroquant®
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余氯总氯测试试剂 (free and total chlorine) Method: photometric, DPD 0.010 - 6.00 mg/l Cl₂ Spectroquant®
Chlorine Test (free and total chlorine) Method: photometric, DPD 0.010 - 6.00 mg/l Cl2 Spectroquant
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余氯总氯测试预装试剂 (free and total chlorine) Method: photometric, DPD 0.03 - 6.00 mg/l Cl₂ Spectroquant®
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臭气测试盒 Method: colorimetric, DPD, with colour-disk comparator 0.15 - 0.35 - 0.5
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臭气测试盒 Method: colorimetric, DPD, with colour card and comparator block
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余氯测试盒 (free and total chlorine) Method: colorimetric, DPD, with colour-disk
Chlorine Test (free and total chlorine) Method: colorimetric, DPD, with colour-disk comparator 0.25
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余氯测试盒 (free chlorine) Method: colorimetric, DPD, with colour card
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