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 Discount Instrument is an online distributor for a range of professional instruments. We offer internet-leading prices made possible through the online nature of our ecommerce distribution method. We provide excellent customer services and competitive prices.
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Items are dispatched by Registered Air Mail from Hong Kong within 2 business days after we have received your cleared payment. Delivery is approximately 8-18 days, in most cases, it takes 7-10 days. We make sure that your ordered item(s) leaves our facility in a timely manner. Insurance is included in the Shipping & Handling costs you paid and charge the same shipping cost to customers worldwide (same shipping cost to United States, Europe and Australia).
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91 results found in PH Meters / Controllers
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Picture [hide]Item titlePriceTime Left
Digital pH Monitor Tester 14.00 pH Range Aquariums w/ Rechargeable Meter Adaptor
 
Buy It Now or Best Offer$32.40Time left:35m
Portable Pentype Digital pH Meter 0.00~14.00pH for Wine Hydrophonics Aquaculture
 
Buy It Now or Best Offer$15.04Time left:1h 50m
CL2 Chlorine pH Level Meter Checker Pool Spa Water Quality Tester Generic
 
0 Bids$22.90Time left:20h 7m
Professional PH Temperature Meter High Accuracy ±0.05PH Water Quality Generic
 
0 Bids$37.90Time left:21h 23m
2in1 Soil pH Level and Moisture Meter Tester Plants Crops Flowers
 
0 Bids$35.50Time left:21h 47m
Digital pH Meter Tester Monitor w/ Replaceable BNC Electrode & Mounting Bracket
 
0 Bids$24.50Time left:1d 0h 57m
New Digital pH Controller Meter Tester + Replaceable BNC Electrode  220V or 110V
 
Buy It Now or Best Offer$86.66Time left:1d 1h 9m
Digital ph Orp Controller BNC Electrodes Redox mV CO2 O3 220V or 110V Generic
 
Buy It Now or Best Offer$106.90Time left:1d 1h 15m
Digital pH Meter Tester Water Quality Monitor 14.00 pH Range Hydroponic Generic
 
0 Bids$18.90Time left:1d 1h 39m
Soil pH Level & Moisture Meter Tester Plants Crops flowers Vegetable Garden
 
Buy It Now or Best Offer$36.50Time left:1d 2h 36m
Soil pH Level & Moisture Meter Tester Plants Crops flowers Vegetable Garden
 
Buy It Now or Best Offer$33.33Time left:1d 2h 36m
 7-in-1 Digital Water Quality Monitor Pool pH °C °F ORP EC CF TDS Meter Tester
 
Buy It Now or Best Offer$89.76Time left:1d 5h 41m
7-in-1 Digital Water Quality Monitor Pool pH °C °F ORP EC CF TDS Meter Generic
 
0 Bids$87.00Time left:1d 6h 23m
6-in-1 Multi-Function Water Quality Tester Meter  EC CF TDS PH °C °F  Hydroponic
 
Buy It Now or Best Offer$94.50Time left:1d 6h 44m
pH Electrode BNC 3m Cable Water Meter Tester Aquarium + Buffer Solutions Generic
 
0 Bids$17.90Time left:1d 7h 10m
Portable Pentype Digital pH Meter 0.00~14.00pH for Wine Hydrophonics Aquaculture
 
0 Bids$14.57Time left:1d 7h 10m
Waterproof Digital pH Meter Tester Hydroponics Aquariums Spa Thermometer °C/°F
 
Buy It Now or Best Offer$26.20Time left:1d 8h 23m
pH Buffer Powder Solution Measure Calibration 4.00, 7.00 10.00pH set Test Meter
 
0 Bids
$5.26
Free shipping
Time left:1d 15h 6m
6-in-1 Multi-Function Water Quality Tester Meter  EC CF TDS PH °C °F  Hydroponic
 
0 Bids$92.24Time left:1d 19h 34m
pH Powder Calibration Solution 4.00, 7.00 10.00pH set All Water types Generic
 
0 Bids
$4.90
Free shipping
Time left:1d 20h 18m
Multi-Function Water Quality Tester Meter  EC CF TDS PH °C °F Hydroponic Generic
 
0 Bids$92.50Time left:1d 23h 13m
Waterproof Digital pH Meter Thermometer Tester Hydroponics Aquariums Laboratory
 
Buy It Now or Best Offer$24.90Time left:2d 1h 3m
LCD Digital pH / Temp °C °F Meter IP65 Water Quality Tester w/ Auto Calibration
 
0 Bids$24.03Time left:2d 2h 39m
Waterproof pH 42cm Stick Meter Tester Dipstick Hydroponic Tank Pool Pond Generic
 
Buy It Now or Best Offer$25.90Time left:2d 7h 27m
Digital pH Meter Tester Thermomete​r Temperatur​e (°C)
 
Buy it now$24.65Time left:2d 7h 40m
0.00~14.00PH Digital pH CO2 Controller Meter  Aquarium Fish Tank 110V or 220V
 
Buy It Now or Best Offer$86.90Time left:2d 9h 22m
4 in 1 Plant Soil Survey Instrument pH Temperature Moisture Sunlight Light Meter
 
0 Bids$17.90Time left:2d 12h 4m
2-in-1 Waterproof Digital pH Meter Tester Temperature °C °F ±0.05 Accuracy
 
0 Bids$37.90Time left:2d 18h 53m
Digital pH Meter Tester 2 Buffer Hydroponic Aquarium
 
0 Bids$17.36Time left:2d 19h 46m
2-in-1 Waterproof Digital pH Meter Tester Thermometer Water Test  w/ ATC Generic
 
0 Bids$37.90Time left:2d 20h 17m
Digital pH Meter Tester Thermomete​r Temperatur​e (°C)
 
0 Bids$22.50Time left:3d 0h 37m
pH Electrode BNC 70cm long Cable 2 x Buffer Calibration Solution 0.00~14.00pH
 
Buy It Now or Best Offer$18.90Time left:3d 1h 26m
Waterproof Digital pH Meter Tester Hydroponics Aquariums Spa Thermometer Generic
 
0 Bids$23.50Time left:3d 1h 52m
Digital pH Monitor Tester 14.00 pH Range Aquariums w/ Rechargeable Meter Adaptor
 
Buy It Now or Best Offer$34.50Time left:3d 2h 0m
Digital 14.00 pH Meter Tester 2 Buffer Hydroponic Aquarium Built-in ATC Generic
 
0 Bids$15.50Time left:3d 2h 36m
Digital 14.00 pH Monitor Meter Rechargeable Tester Hydrophonic Aquariums Generic
 
0 Bids$32.90Time left:3d 2h 42m
Digital Pen Type 0~14.00 pH Meter Tester Thermomete​r Temperatur​e (°C) Generic
 
0 Bids$22.50Time left:3d 3h 46m
Waterproof Digital pH Meter and Thermometer  w/ 3-Point Auto Calibration Generic
 
Buy It Now or Best Offer$23.90Time left:3d 5h 45m
Digital pH Meter Handheld Tester Spa Aquarium Hydroponic Pool 0-14pH ATC Generic
 
0 Bids$13.50Time left:3d 7h 54m
Digital pH Meter Tester Monitor Meter ATC w/ Replaceable BNC Electrode Generic
 
Buy It Now or Best Offer$26.50Time left:4d 1h 46m
2-in-1 Combo Digital pH & TDS Mini Meter 14.00pH Water Quality Tester with ATC
 
0 Bids$42.79Time left:4d 9h 34m
pH Buffer Powder Solution Measure Calibration 4.00, 7.00 10.00pH set Test Meter
 
Buy it now
$5.41
Free shipping
Time left:6d 0h 55m
Durable pH Electrode BNC 3m Cable Buffer Solutions Water Meter Tester Aquarium
 
Buy It Now or Best Offer$19.90Time left:7d 1h 13m
Durable pH Electrode BNC 3m Cable Buffer Solutions Water Meter Tester Aquarium
 
Buy It Now or Best Offer$20.00Time left:7d 1h 13m
Digital pH Meter Tester Water Quality Monitor 14.00 pH Range Hydroponic Aquarium
 
Buy It Now or Best Offer$19.48Time left:9d 0h 33m
7in1 Digital Water Quality Monitor Piscina pH °C °F ORP EC CF TDS Probador Metro
 
Buy It Now or Best Offer$100.87Time left:10d 1h 36m
Digital pH Meter Tester Thermomete​r Temperatur​e (°C)
 
Buy It Now or Best Offer$23.87Time left:10d 1h 42m
3-in-1 ORP mV, PH, Temperature Meter Tester  w/ Replaceable pH & ORP Electrodes
 
Buy It Now or Best Offer$89.00Time left:10d 7h 31m
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