Calibration checking set for Checker®HC HI 764 Nitrite Ultra Low Range.
(0 and 100 ppb nitrite)
HI98121 COMBO pH/ORP/°C-Tester, waterproof
1 × ฿11,770.00
HI5009 - 9.00 pH@25°C - TQ - 500ml
1 × ฿1,658.50
HI98130 COMBO Tester for pH/EC/TDS/C° up to 20 mS, waterproof
1 × ฿9,630.00
HI38058 CTK pH
1 × ฿5,083.57
HI775 Checker HC ® - Alkalinity in fresh water (dKH)
1 × ฿3,103.00 Subtotal: ฿31,245.07
฿802.50
Calibration standard for HI 764 Checker HC
Out of stock
Calibration checking set for Checker®HC HI 764 Nitrite Ultra Low Range.
(0 and 100 ppb nitrite)
All Product
Range 0 - 500 PCU | Platinum Cobalt method | Resolution 5 PCU
All Product
The HI 761 uses an adaptation of the USEPA method 330.5. The reaction between the chlorine and DPD reagent causes a pink tint in the sample.
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Range 0-999 ppb | ASTM Method D1687-92 diphenylcarbonate | Resolution 1 ppb
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Range 0 - 150 ppm | ferrous sulfate method | Resolution 1ppm
All Product
Range 0:00 to 3:50 ppm | USEPA Method 330.5 / DPD | Resolution 0.01ppm
All Product
Range 0 - 300 ppm in salt water | Colorimetric Method | Resolution 1 ppm
All Product
The HI 764 Checker®HC is extremely simple to use. First, zero the instrument with your water sample. Next, add the reagent. Last, place the vial into the HI 764 Checker®HC, press the button and read the results. It’s that easy.
All Product
Range 0 - 200 ppb | ascorbic acid method | Resolution 1 ppb