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铵测试试剂 Method: photometric 2.0 - 150 mg/l NH₄-N 2.6 - 193 mg/l NH₄⁺ Spectroquant®
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氨测试预装试剂 Method: photometric 0.20 - 8.00 mg/l NH₄-N 0.26 - 10.30 mg/l NH₄⁺ Spectroquant®
Ammonium Cell Test Method: photometric 0.20 - 8.00 mg/l NH4-N 0.26 - 10.30 mg/l NH4+ Spectroquant
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水中总氮标准溶液,500mg/L
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硝酸盐测试试剂 Method: photometric, DMP 0.10 - 25.0 mg/l NO₃-N 0.4 - 110.7 mg/l NO₃⁻ Spectroquant®
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硝酸盐测试试剂 Method: photometric, DMP 0.10 - 25.0 mg/l NO₃-N 0.4 - 110.8 mg/l NO₃⁻ Spectroquant®
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硝酸盐测试预装试剂 Method: photometric, DMP 23 - 225 mg/l NO₃-N 102 - 996 mg/l NO₃⁻ Spectroquant®
Nitrate Cell Test Method: photometric, DMP 23 - 225 mg/l NO3-N 102 - 996 mg/l NO3¯ Spectroquant
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硝酸盐测试预装试剂 Method: photometric, DMP 1.0 - 50.0 mg/l NO₃-N 4 - 221 mg/l NO₃⁻ Spectroquant®
Nitrate Cell Test Method: photometric, DMP 1.0 - 50.0 mg/l NO3-N 4 - 221 mg/l NO3¯ Spectroquant
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联氨测试试剂 Method: photometric 0.005 - 2.00 mg/l N₂H₄ Spectroquant®
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水质总氮标准,浓度范围:1.21-3.58(mg/L),分析标准品
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亚硝酸盐测试试剂 Method: photometric 0.002 - 1.00 mg/l NO₂-N 0.007 - 3.28 mg/l NO₂- Spectroquant®
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