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铬酸盐测试盒 Method: colorimetric with colour card and comparator block with long test tubes 0.005 - 0.01 面议0询价	氯离子测试盒 Method: colorimetric with colour card and comparator block with short test tubes 5 - 10 - 20 面议0询价	氨测试盒 Method: colorimetric, acc. to Neßler, with colour card and comparator block with long test tube 面议0询价	Flat-bottomed tubes for Microquant® tests 面议0询价
平底管用于Microquant®和Aquamerck®测试 Microquant® 面议0询价	Aquaquant® tests专用平底管 Aquaquant® 面议0询价	余氯测试盒 Method: colorimetric with colour card 0.10 - 0.25 - 0.5 - 1.0 - 2.0 mg/l Cl₂ Aquamerck® 面议0询价	BOD 反应瓶 Aquamerck® 面议0询价
溶氧测试盒 Method: colorimetric with colour card 1 - 3 - 5 - 7 - 9 - 12 mg/l O₂ Aquamerck® 面议0询价	磷酸盐测试盒 Method: colorimetric with colour card 0.25 - 0.50 - 0.75 - 1.0 - 1.5 - 2.0 - 3.0 mg/l PO₄³⁻ A 面议0询价	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⁺ Aquame 面议0询价	亚硝酸盐测试盒 Method: colorimetric with colour card 0.05 - 0.15 - 0.25 - 0.50 - 1.0 mg/l NO₂⁻ Aquamerck® 面议0询价
氨测试盒 Method: colorimetric with colour card 0.5 - 1 - 2 - 3 - 5 - 10 mg/l NH₄⁺ Aquamerck® 面议0询价	钙硬度测试盒 Method: titrimetric with dropping bottle Aquamerck® 面议0询价	总硬度测试盒 Method: titrimetric with dropping bottle Aquamerck® 面议0询价	铜测试盒 Method: colorimetric with colour card 0.15 - 0.30 - 0.45 - 0.6 - 0.8 - 1.2 - 1.6 mg/l Cu Aquame 面议0询价

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