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Horti LITECheck Meter
Lack of adequate light is a common cause of plants turning yellow and having poor growth. Supplementary electrical lighting is the easiest way to provide enough light for your plants. As artificial lighting will degrade in intensity with time, it is essential to measure with a LiteCheck meter at regular intervals to tell if replacement is required. • Check for dark spots • Check for lumen drop off from old bulbs..
£71.95
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Hanna Chromium VI High Range Handheld Colorimeter - Checker HC HI-723
By monitoring Chromium VI with the Hanna HI-723 High Range Chromium VI Checker, serious human health and safety risks can be avoided. Checker®HC is supplied with reagents for 6 tests. Key features Accurate and easy to use Diphenylcarbohydrazide method Accuracy ±5 ppb ±4% of reading 1 ppb (µg/L) resolution Designed to work with Hanna reagents Large easy to read digits Auto shut-off Ideal for Fruit and vegetable sanitation Drinking water and..
£102.95
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Hanna pH/EC/TDS and Temperature Portable Meter with CAL Check HI-9813-61
This meter features a large LCD which displays either pH, EC, TDS or temperature readings along with tutorial instructions. The pH readings are displayed with a 0.1 resolution and an accuracy of ±0.1 pH while the EC and TDS readings are displayed with a 0.01 mS/cm and 1ppm (mg/L) resolution and 2% full scale accuracy. The EC range of both meters is from 0.00 to 4.00 mS/cm and TDS is from 0 to 1999ppm. The temperature correction coefficient (β) is fixed at ..
£324.95
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