Hanna
Original price
$505.00
-
Original price
$505.00
Original price
$505.00
$505.00
-
$505.00
Current price
$505.00
GroLine Monitor for Hydroponic Nutrients with Inline Probe
Out of stock
The HI981421 GroLine Monitor for Hydroponic Nutrients provides around-the-clock, continuous monitoring of pH, conductivity (EC & TDS), and temp...
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Original price
$505.00
-
Original price
$505.00
Original price
$505.00
$505.00
-
$505.00
Current price
$505.00
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Original price
$209.99
-
Original price
$209.99
Original price
$209.99
$209.99
-
$209.99
Current price
$209.99
GroLine Waterproof Portable pH/EC/TDS Meter - HI9814
Out of stock
The HI9814 portable meter features a large multi-level LCD that displays both pH, EC, or TDS and temperature readings simultaneously. The pH readin...
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Original price
$209.99
-
Original price
$209.99
Original price
$209.99
$209.99
-
$209.99
Current price
$209.99
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Original price
$129.99
-
Original price
$129.99
Original price
$129.99
$129.99
-
$129.99
Current price
$129.99
Hanna Instruments GroChek pH/EC/TDS/C Portable Meter w/ Cal Check
Out of stock
The HI9813-6 features the Hanna Instruments CAL Check that will allow the user to know when the probe needs to be calibrated or replaced. The meter...
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Original price
$129.99
-
Original price
$129.99
Original price
$129.99
$129.99
-
$129.99
Current price
$129.99
Sold out