HACH 1486610 BOD calibration solution

VELP CM0091680 Set of 20 glass test tubes (Ø14 mm & Ø16 mm)

HANNA SP839800-9N HI839800-02 消解仪配件：热敏电阻

KYORITSU WAK-COD-2 COD检测试剂盒 (0-100ppm)

KYORITSU WAK-Tn-i-3 COD检测试剂盒 (0-100ppm)

Probest PUVCOD-900 Spectrometer Organic OnLine Analyzer (0~2000mg/l COD (2mm), 0~1000mg/l COD (5mm); 0~90mg/l COD (50mm))

Probest PUVCOD-600 Spectrometer Organic OnLine Analyzer (0-500mg/l COD (5mm), 0-100mg/L COD (25mm))

Probest PCM200-CODcr 化学需氧量（CODcr）水质在线监测仪 (0–50000 mg/L)

Probest PCM300-CODcr Chrome COD 在线分析仪 (0 ～ 5000 mg/L)

Probest PMI800-COD Portable Spectrometer Organic Water Analyzer (0~500 mg/L COD, 0~375 mg/L BOD)

ZuoYeal WM-600 数字多参数（紫外-COD）传感器 ((0-500) mg/L)