Checker Disc
HI 3823 provides users with the most important test parameters for aquaculture applications: alkalinity, carbon dioxide, dissolved oxygen, hardness, pH and salinity.
Chemical test kits
Chemical test kit for the determination of bromine in the range pH 4.0-6.5. 60 tests
All Product
Chemical test kit for the determination of free chlorine in the range 0 to 2.5 mg / l (ppm).
All Product
Reagents for HI 3831F kit (50 tests)
Colorimetric
Chemical test kit for the determination of the total chlorine in the range 0 to 2.5 mg / l (ppm). 50 tests
Chemical test kit for the determination of phosphate in the range 0-5 mg / l (ppm). 50 tests
081-855-1842
02-541-4199
CTK Chrom VI 
HI5321 Research Grade EC/TDS/Salinity/Resistivity Meter with USP 
HI77400P - 7.01+ 4.01 pH@25°C - SQ - Sachets 5x20ml COMBO