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สารละลายมาตรฐานความขุ่น 20 NTU
2 × ฿2,033.00
Subtotal: ฿4,066.00
HI740224 – 170 ml plastic beaker (6 pcs).
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ช่วงการวัด pH 0.00-14.00
Water & Wastewater Multiparameter with COD Photometer and pH meter – HI83399-02 HI83399 benchtop photometer measures 40 different key water and wastewater quality parameters using 73 different methods that allow for multiple ranges and variations in chemistry for specific applications. The Chemical Oxygen Demand (COD) parameter is included for industrial and municipal wastewater treatment. The...
฿3,103.00
COD Reagent kit for 25 test vials (O2)
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฿3,105.14
Range 0.0 - 15 ppm | Molybdenum Blue Method | 0.1ppm resolution
