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HI701 Checker HC ® - Free Chlorine
1 × ฿3,103.00 -
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HI93754A-25 Low Range COD Reagent (0 to 150 mg/L)
2 × ฿3,103.00
Subtotal: ฿9,309.00
HI740224 – 170 ml plastic beaker (6 pcs).
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Range 0 - 600 ppb NO2-N | EPA method 354.1 | Resolution 1 ppb
฿3,103.00
COD Reagent kit for 25 test vials (O2)
฿3,103.00
COD Reagent kit for 25 test vials (O2)
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฿3,103.00
Range 0:00 to 2:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
