Showing 1–12 of 31 results

฿3,105.14

Range 0.0 - 15 ppm | Molybdenum Blue Method | 0.1ppm resolution

฿3,103.00

Range 0 - 150 ppm | ferrous sulfate method | Resolution 1ppm

฿3,103.00

Range 0.0 - 8.0 ppm | DPD method | Resolution 0.1ppm

Out of stock
฿3,103.00

Range 0.0 - 12.5 ppm | DPD Method | Resolution 0.1ppm

฿3,103.00

Range 0:00 to 7:00 g / L | Photometric Method | Resolution 0.01g / L

฿1,391.00

For use with HI 83 series photometers, and turbidimeters.

฿3,103.00

Range 0 - 20 ppm | ESPA method | Resolution 0.1ppm

Out of stock
฿3,103.00

Range: 0 to 300 ppb. The HI 749 Checker®HC is a simple, accurate, and cost effective way to measure low ranges of chromium VI in fresh water. Designed as a more accurate alternative to chemical test kits, the HI 749 provides quick, accurate results in four easy steps. The HI 749 uses an adaptation of the ASTM Manual of Water and Environmental Technology, D1687-92, Diphenylcarbohydrazide method. The reaction between chromium VI and the reagent causes a purple tint in the sample.

฿481.50

Reagents for HI 755 Checker HC ®, 25 Tests

฿3,103.00

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.

฿3,103.00

The HANNA HI 770 Checker®HC is accurate and affordable. This portable handheld colorimeter features a resolution of 1 ppm (200 points) and ±2 ppm ±5% of reading accuracy. The contoured style of the HI 770 Checker®HC fit in your palm and pocket perfectly and the large LCD is easy to read. The auto shut off feature assures the battery life will not be drained if you forget to turn it off. The HI 770 Checker®HC is simple to use. First, zero the instrument with your water sample. Next, add the reagents in order, respecting all the indications. Last, place the vial into the Checker®HC, press the operational button for about 3 seconds and the display will show the countdown prior to the measurement or, alternatively, wait for 2 minutes after last reagent adding and press operational button. The Checker®HC displays concentration in ppm of Silica as SiO2. Order Information: HI 770 Checker®HC is supplied with sample cuvettes with caps (2 ea.), powder reagents for 6 tests, battery and instructions.

฿0.00

The HI 93414 measures the most important parameters of drinking water: turbidity and free/total chlorine. Designed for water quality measurements, HI 93414 provides reliable and accurate readings on low turbidity and chlorine values. The HI 93414 meets and exceeds the requirements of USEPA and Standard Methods both for turbidity and colorimetric measurements.