Reagents for the photometric determination of iron in the range to 1.00 mg / L. TPTZ method.
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Range 0:00 to 3:00 ppm NH3-N | Nessler Method | 0.01ppm resolution
The HI 775 Checker®HC is a simple, accurate, and cost effective way to measure alkalinity. Designed as a more accurate alternative to chemical test kits, the HI 775 provides quick, accurate results in four easy steps.
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The HI 771 Checker®HC is a simple, accurate, and cost effective way to measure ultra-high ranges of chlorine. Designed as a more accurate alternative to chemical test kits, the HI 771 provides quick, accurate results in four easy steps.
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Range 0.0 - 15 ppm | Molybdenum Blue Method | 0.1ppm resolution
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Reagents for HI 755 Checker HC ®, 25 Tests
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Range 0:00 to 5:00 ppm | EPA Method 315 B | 0.01ppm resolution
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Range 0:00 to 7:00 g / L | Photometric Method | Resolution 0.01g / L
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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.
081-855-1842
02-541-4199
เครื่องวัดปริมาณฟอสเฟต ช่วงต่ำ รุ่น HI713 
เครื่องวัดปริมาณโครเมี่ยม ช่วงสูง รุ่น HI723 
HI716 Checker HC ® - Bromine 
HI727 Checker HC ® - Color of Water 
