Checker Disc
Chemical test kit for the determination of ammonium freshwater in the range 0.0 mg / l to 3.0 mg / l (ppm). 100 Tests
Nitrate is reduced to nitrite in the presence of cadmium. The nitrite thus produced reacts with the reagent to yield an orange compound. The amount of color developed is proportional to the concentration of nitrate present in the aqueous sample.
Colorimetric
Chemical test kit for the determination of nitrate in water in the range 0-50mg / l (ppm). Package size: 100 Tests
All Product
The HANNA test kit for ozone determines the ozone concentration in water via checker disc. The reaction between ozone and the reagent causes a pink tint in the sample which is proportional to the ozone concentration.
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Chemical test kit for the determination of pH in the range 4-10pH. Package size: 300 tests
Chemical test kit for the determination of phosphate in the range 0:00 to 1:00 mg / / 0.0-5.0 mg / L / 0-50 mg / L (ppm).
Test kit for the chemical determination of silicate in the range 0-1 mg / l (ppm). 100 Tests
HI70032C - 1382 mg/l (ppm) TDS@25°C  Cert. - 25x20ml						
HI8733 EC Meter with Multi-Range 0.0 to 199.9 mS/cm ATC						
HI4013-06 Nitrate Interferent Suppressant ISA, 500 ml Bottle						
น้ำยามาตรฐานสอบเทียบ						
HI93735-01 Hardness Total (200 to 500 mg/L) - Reagents -100 Tests						
HI38054 CTK Ozone