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470 mV ORP calibration standard for platinum and gold electrodes.

HI709 Checker Photometer for Manganese HR, 0,00 bis 2,00 mg / l

This pocket-sized photometer is specially designed for the determination of alkalinity or KH in fresh water.

HI99121 Direct Soil Measurement pH/Temp Portable Meter with elektrode HI12923 and DIN-connection.

HI991301 Water-resistant pH / EC / TDS and temperature Meter

Specially formulated for cleaning electrodes

The HI98168 is a rugged, waterproof and portable meter for pH and temperature in soil directly or in soil samples and slurries.

HI772 Checker photometer for Seawater alkalinity, with starter kit reagents and 2 cuvettes

HI755-26 Marine Alkalinity Checker reagents, 25 tests

Waterproof bag format EC/TDS/temp.-tester, 3999 µS/cm - 2000 ppm (DIST5)

This pocket photometer is specially designed for the determination of iron in water.

The HI 98191 is a user-friendly instrument with a large graphic and illuminated display.

HI707 Checker photometer for Nitrite LR (0-999 ppb) with starter kit reagents and 2 cuvettes

The HI702-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements

The HI 98190 is a user-friendly instrument with a large graphic and illuminated display.

HI708 Checker photometer for Nitrite HR

HI746 Checker photometer for Iron Low Range 0 to 999 ppb (ug / l)

The HI99301 Water-resistant Portable meter for conductivity (EC, up to 20.0 mS / cm), TDS and temperature is suitable for field work.

HI701-25 Reagents for free chlorine according to Vlarem II, 25 analyzes

This pocket-sized photometer is specially designed for the determination of free chlorine

The HI99300 Water resistant meter (EC, up to 3999 μS/cm), TDS and temperature is a handy meter for in the field you can read out immediately.

Checktemp 4 provides a practical solution for temperature measurements of food facilities.

HI783 Checker Photometer for Magnesium in Seawater with Reagents and 2 Cuvettes
