Meter tester hydroponics
List meter tester hydroponics
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Type: digital ph pen1ph (at 20°c/ 68°f), ±0
5 €
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User-friendly designapply in water sources, aquarium, hydroponics, laboratory and scientific testing, spas, swimming pools and other water systemsit looks like a pen, and the portable size is great for carryingthe water quality monitor is professional and useful tool for testing ph/ec/temp of solution level
23 €
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8, the pen is correctdo not leave the pen when correcting! put the pen down and check the ph of the solutionfine degrees: ph 0suitable for fresh water and sea water
7 €
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1 ph and cl2 tester with probeif pool water is balanced correctly then chlorine sanitizer won't be working on killing germs and bacteria that can cause diarrhea/ear/skin infectionscl2 can also get eaten up if lot of nitrogen (from debris,pee,sunscreen,sweat)either salt based pool producing chlorine or a chlorine based tablet pool, ph needs to be correct
20 €
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This item can be used in: water purifiers and filters, food (vegetable, fruits) & drink quality monitoring, pools and spas, aquariums, hydroponicsthis unit is not water-tight and is not covered under the warranty if water enters the unit
1 €
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For sale 4 trays 1m x 1m 30 trays 1m x 18cm (ideal for 1m long rockwool blocks) suitable for hydroponics £20 ono ad id: delivery service consumer credit
(England)
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Mk-168 transistor tester diode triode esr rlc lcr meter good condition read more
12 €
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Item type: soil testeryou will never over/under water your plants again with this testerlet you know when to waterstep 5: remove probe from soil and wipe clean after each use
4 €
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Network cable testerbrake fluid testercheck if the soil suits your plantsbody fat caliperdetachable soil ph probeangle finder / depth gauge
13 €
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2x(ppm tester water quality with the batterydigital pen blue tds tester for water quality
8 €
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5x(ppm tester water quality with the batterydigital pen blue tds tester for water quality
20 €
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3x(ppm tester water quality with the batterydigital pen blue tds tester for water quality
12 €
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Type: soil tester1 x soil testerrelative light: lux ( low, low, nor hgh)due to the light and screen setting difference, the item's color may be slightly different from the pictures5-8 ph ( acid, 7 nor, 7-8 alkali)
7 €
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3x(ppm tester water quality with the batterydigital pen blue tds tester for water qualityover the lecure on the water, the more substances dissolved in your water
12 €
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Ppm tester water quality with the batterydigital pen blue tds tester for water qualityover the lecure on the water, the more substances dissolved in your water
4 €
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Network cable testerbrake fluid testerformaldehyde monitorangle/distance/level/depth
18 €
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The apera instents orp60 tester is simply the best pocket orp tester you can get in the market for all kinds of regular orp testingip67 water-proof and dust-proof, floats on water so you don't have to worry if dropped in water by accident/ph value and stable readings (with a smiley face)
126 €
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This item is untested! volt meter tests low tension, high tension, milliampere, circular and valve testeroxfam bookshop carlisle vintage pifco battery operated volt meter nconnecting rods act as feet! diameter: 7 cm - overall height: 11 cm condition: very good see oxfam website for delivery information read morebody made of: dark red bakelite plastic and chromed stainless steel, with glass front
19 €
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1 x 3 in 1 garden testerdistance between probes: 1main color: greenincredibly simple to use - just stick it in the soil! easy-to-read scale indicatorworks with house and garden plantsprobe length: 21cm/8
3 €
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1x(three-in-one soil ph tester1 three-in-one soil ph tester)also can test the sunlight,let you know if plant get enough light, it is good for its healthafter a while, you will get a accurate data
4 €
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1 x 3-in-1 soil testerthe light key is illuminationwash the electrodes after using themmotorcycle partsthe larger the value, the stronger the illumination
4 €
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1 x 3-in-1 soil testerthe light key is illuminationwash the electrodes after using themthe larger the value, the stronger the illuminationsingle weight: 103gflashes & flash accessories
4 €
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1 x 3-in-1 soil testerthe light key is illuminationwash the electrodes after using themno need for batteriesthe larger the value, the stronger the illuminationsingle weight: 103g
4 €
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1 x 3-in-1 soil testerthe light key is illuminationwash the electrodes after using themthe larger the value, the stronger the illuminationclothing,shoe&accessories
4 €
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1 x 3-in-1 soil testerthe light key is illuminationwash the electrodes after using themotherwise deal is finalthe larger the value, the stronger the illuminationsingle weight: 103g
5 €
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Condition is new✅what you get - tds water tester, user manual, leather case, preinstalled 1 battery, 2 extra cr batteriesin addition, it can also be used to distinguish between drinking water and non-drinking water
15 €
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1 shooting speed testerhold the button for more than 3 seconds in the speed of the screen, when the off button is displayed, the shutdownmore functionalhigh speed precisionsimple operation
19 €
