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1,500+ results for aquarium ph tester

Digital Electric PH Meter Tester LCD Hydroponics Aquarium Water Pocket Test Pen
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Brand New
S$ 13.24
Top-rated sellerTop-rated seller
Was: S$ 26.47 50% off
gatorcable (258,659) 99.6%
Buy It Now
+S$ 34.66 postage
from United States
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analyzf5
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Brand New
S$ 6.27
little-one-18 (7,903) 92.9%
or Best Offer
+S$ 0.90 postage
from China
Digital PH Meter + TDS Tester Aquarium Pool Hydroponic Water Monitor 0-9999 PPM
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Brand New
S$ 7.79
Top-rated sellerTop-rated seller
Was: S$ 8.20 5% off
diybox (77,006) 98.7%
or Best Offer
+S$ 4.11 postage
from China
Free returns
Portable PH Tester Meter Aquarium Pool Water Wine Urine Digital LCD Pen Monitor
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Brand New
S$ 10.57 to S$ 11.23
Top-rated sellerTop-rated seller
Was: S$ 11.37 5% off
diybox (77,006) 98.7%
Buy It Now
+S$ 4.11 postage
from China
Free returns
Digital PH Meter / TDS Tester Aquarium Pool Hydroponic Water Monitor 0-9999 PPM
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Brand New
S$ 3.02 to S$ 9.54
Top-rated sellerTop-rated seller
Was: S$ 7.02 8% off
alice1101983 (569,845) 99.5%
Buy It Now
+S$ 5.15 postage
from China
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analyzf5
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Brand New
S$ 6.73
Top-rated sellerTop-rated seller
or Best Offer
muou_h (898) 95.6%
+S$ 1.03 postage
from China
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy_f6
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Brand New
S$ 6.27
Top-rated sellerTop-rated seller
Was: S$ 7.13 12% off
flyone-6 (1,795) 97.4%
or Best Offer
+S$ 0.90 postage
from China
New ListingWiFi Data Logger Temp PH Salinity Meter Online Controller Tester for Aquariums
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Brand New
S$ 211.56
fengfeng-01 (0) 0%
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Free International Shipping
from China
TDS Tester+Digital Ph Meter Aquarium Pool Hydroponic Water Monitor 0-9999 PPM
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Brand New
S$ 3.40 to S$ 10.59
Top-rated sellerTop-rated seller
Was: S$ 11.76 10% off
survy2014 (289,760) 99.6%
Buy It Now
Free International Shipping
from China
Free returns
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy=DB
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Brand New
S$ 1.94
shanzhuishi777 (37) 87.8%
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+S$ 4.68 postage
from China
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy=DB
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Brand New
S$ 6.94
hongfu_a (4) 100%
or Best Offer
Free International Shipping
from China
New ListingNew 0-14.0pH Measure Range Digital PH Meter Pen Tester Aquarium Pool Experiment
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Brand New
S$ 11.91
goodboy00a (126) 98.5%
or Best Offer
Free International Shipping
from China
Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test Pen
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Brand New
S$ 12.56
Top-rated sellerTop-rated seller
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guizhoumaotai (396) 95.4%
Free International Shipping
from China
Digital PH Meter/TDS LCD Tester Pen Lab/PH Testpaper Fr Aquarium Pool Hydroponic
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Brand New
S$ 2.25 to S$ 15.03
Top-rated sellerTop-rated seller
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diybox (77,006) 98.7%
Postage not specified
from China
Free returns
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy T-❤
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Brand New
S$ 7.30
Top-rated sellerTop-rated seller
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top_auto4u (2,921) 95.6%
Free International Shipping
from China
Digital PH Meter TDS Tester Aquarium Pool Hydroponic Water Monitor 0-9999 PPM
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Brand New
S$ 5.09 to S$ 15.58
Top-rated sellerTop-rated seller
Buy It Now
diybox (77,006) 98.7%
+S$ 4.11 postage
from China
Free returns
23+ sold
PH Meter Tester Aquarium Pool Water Urine Wine LCD Pen Monitor Protable Digital
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Brand New
S$ 7.21
Top-rated sellerTop-rated seller
Was: S$ 8.01 10% off
survy2014 (289,760) 99.6%
Buy It Now
Free International Shipping
from China
Free returns
Digital PH Meter Tester Portable Pocket Hydroponic For Water Aquarium Wine
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Brand New
S$ 11.01
Top-rated sellerTop-rated seller
Was: S$ 11.59 5% off
mdka-03 (1,311) 96.1%
Buy It Now
Free International Shipping
from China
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool AnalyzRN
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Brand New
S$ 8.02
Top-rated sellerTop-rated seller
or Best Offer
outdoor-exploration (244) 97.3%
Free International Shipping
from China
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy-JL
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Brand New
S$ 6.40
Top-rated sellerTop-rated seller
or Best Offer
jialaig-86 (106) 88.4%
+S$ 2.92 postage
from China
Portable LCD Digital Food Beverage PH Tester Aquarium Pool Water Quality US
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Brand New
S$ 18.27
Top-rated sellerTop-rated seller
or Best Offer
worldproduct365 (6,957) 97.5%
Free International Shipping
from China
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy=D h
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Brand New
S$ 7.40
pineapple-fi (1,156) 95.3%
or Best Offer
Free International Shipping
from China
Digital PH TEMP Tester Meter Pen For Aquarium Pool Wine Water Laboratory Food/
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Brand New
S$ 33.80
Top-rated sellerTop-rated seller
or Best Offer
bruceshark-004 (13,906) 97.7%
Free International Shipping
from China
Free returns
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy=WR
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Brand New
S$ 7.88
zizha-17 (1,460) 96%
or Best Offer
+S$ 1.94 postage
from China
New 0-14.0pH Measure Range Digital PH Meter Pen Tester Aquarium Pool Experiment
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Brand New
S$ 11.03
Top-rated sellerTop-rated seller
or Best Offer
yuzexin001 (798) 97.9%
Free International Shipping
from China
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy L3
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Brand New
S$ 7.72
Top-rated sellerTop-rated seller
or Best Offer
loveruiming-3 (427) 94.6%
Free International Shipping
from China
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy-JU
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Brand New
S$ 6.79
Top-rated sellerTop-rated seller
or Best Offer
jiudiyuan (2,876) 95.9%
+S$ 1.94 postage
from China
Auto Calibration Digital PH Meter Tester Pen for Aquarium Pool Hydroponic Tool
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Brand New
S$ 27.52
Top-rated sellerTop-rated seller
Buy It Now
s_show (959) 98.1%
Free International Shipping
from China
Free returns
Digital LCD Electronic Water pH Tester Meter Hydroponic aquarium test pen
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Brand New
S$ 19.79 to S$ 21.23
Top-rated sellerTop-rated seller
Was: S$ 21.99 10% off
havegoogshopping (7,550) 97.9%
Buy It Now
Free International Shipping
from China
Auto Calibration Digital PH Meter Tester Pen for Aquarium Pool Hydroponic Tool
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Brand New
S$ 27.50
Top-rated sellerTop-rated seller
or Best Offer
shopy001 (8,057) 98.8%
Free International Shipping
from China
Free returns
New 0-14.0pH Measure Range Digital PH Meter Pen Tester Aquarium Pool Experiment
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Brand New
S$ 11.09
moonyueminute004d (0) 0%
or Best Offer
Free International Shipping
from China
Digital Pocket LCD PH Meter Tester Pen Hydroponics Aquarium Pool Water Measure
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Brand New
S$ 8.36
Top-rated sellerTop-rated seller
Was: S$ 8.80 5% off
diybox (77,006) 98.7%
or Best Offer
Postage not specified
from China
Free returns
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy-ja
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Brand New
S$ 7.77
Top-rated sellerTop-rated seller
or Best Offer
jagen1shan (5,258) 97.5%
+S$ 0.25 postage
from China
Digital Pocket PH Meter Water Tester Pen LCD Monitor Pool Aquarium Laboratory
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Brand New
S$ 6.60
Top-rated sellerTop-rated seller
Was: S$ 7.33 10% off
survy2014 (289,760) 99.6%
or Best Offer
Free International Shipping
from China
Free returns
53 sold
PH Meter/TDS Lab/PH Testpapier Digital LCD Tester For Aquarium Pool Hydroponic
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Brand New
S$ 1.10 to S$ 8.97
Top-rated sellerTop-rated seller
Buy It Now
shieldsfans (88,446) 98.9%
+S$ 4.39 postage
from China
79+ sold
Digital PH Meter Pen Tester Aquarium 0-50° Centigrade 0-14.0pH Measure Range
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Brand New
S$ 11.44
Top-rated sellerTop-rated seller
or Best Offer
koyat_comego (1,062) 99.4%
Free International Shipping
from China
Digital LCD TDS EC Meter PH Tester Pen PH Testpaper For Aquarium Pool Hydroponic
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Brand New
S$ 1.88 to S$ 12.57
Top-rated sellerTop-rated seller
Buy It Now
czb6721960 (311,124) 99.1%
+S$ 2.92 postage
from China
16+ sold
Digital PH Meter TDS LCD Tester Lab/PH Test Pocket For Aquarium Pool Hydroponic
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Brand New
S$ 3.78 to S$ 10.13
Top-rated sellerTop-rated seller
Was: S$ 8.60 8% off
alice1101983 (569,845) 99.5%
Buy It Now
+S$ 5.15 postage
from China
5 Digital Pocket pH Meter Tester Range 0.00-14.00 Pool Aquarium Drinking Water
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Brand New
S$ 58.70
Top-rated sellerTop-rated seller
or Best Offer
aggressivefun (7,569) 99.9%
+S$ 67.41 postage
from United States
APH-300 Aquarium PH Test Pen Water Quality Tester Wifi Measurement for Fish Tank
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Brand New
S$ 132.67
gy-shoppingmall (2,273) 98.7%
or Best Offer
Free International Shipping
from China
Digital Protable PH Meter Aquarium Pool Water Wine Urine LCD Pen Monitor Tester
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Brand New
S$ 2.12 to S$ 9.14
Top-rated sellerTop-rated seller
Buy It Now
alice1101983 (569,845) 99.5%
+S$ 5.15 postage
from China
Pocket Digital PH Meter Water Tester Pen LCD Monitor Pool Aquarium Laboratory SF
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Brand New
S$ 1.46 to S$ 8.01
Top-rated sellerTop-rated seller
Buy It Now
satisfyelectronics (217,474) 99.5%
+S$ 1.46 postage
from China
Free returns
PH Meter 0.01 High Precision Tester 0-14 Measurement Range+Battery For Aquarium
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Brand New
S$ 11.40
Top-rated sellerTop-rated seller
Was: S$ 12.38 8% off
worldchips (190,330) 99.1%
or Best Offer
Free International Shipping
from China
Free returns
Digital PH Meter + TDS Tester Aquarium Pool Hydroponic Water Monitor 0-9999 PPM
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Brand New
S$ 4.03 to S$ 12.24
Top-rated sellerTop-rated seller
Buy It Now
sunnylives (54,296) 97.3%
+S$ 39.02 postage
from China
Free returns
Portable LCD Digital Food Beverage PH Tester Aquarium Pool Water Quality
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Brand New
S$ 16.65
Top-rated sellerTop-rated seller
Was: S$ 18.09 8% off
discover-life (15,103) 98.1%
or Best Offer
Free International Shipping
from China
Digital Mini PH Meter Aquarium Pool Water Wine Urine LCD Pen Monitor Tester
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Brand New
S$ 2.31 to S$ 8.11
Top-rated sellerTop-rated seller
Buy It Now
shieldsfans (88,446) 98.9%
+S$ 4.39 postage
from China
PH Meter+TDS Tester Digital Aquarium Pool Hydroponic Water Monitor 0-9999 PPM
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Brand New
S$ 4.84 to S$ 15.59
Top-rated sellerTop-rated seller
Buy It Now
czb6721960 (311,124) 99.1%
+S$ 2.92 postage
from China
Pocket Digital PH Meter Water Tester Pen LCD Monitor Pool Aquarium Laboratory
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Brand New
S$ 1.46 to S$ 8.01
Top-rated sellerTop-rated seller
Buy It Now
survy2014 (289,760) 99.6%
Free International Shipping
from China
Free returns
1PCS Digital PH Tester Meter 0.0 - 14.0pH for Pool Water Aquarium Hydroponic
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Brand New
S$ 10.44
Top-rated sellerTop-rated seller
Was: S$ 11.60 10% off
survy2014 (289,760) 99.6%
Buy It Now
Free International Shipping
from China
Free returns
Digital PH Meter&TDS LCD Tester Lab/PH Test paper for Aquarium Pool Hydroponic
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Brand New
S$ 2.25 to S$ 15.03
Top-rated sellerTop-rated seller
Buy It Now
diybox (77,006) 98.7%
+S$ 4.11 postage
from China
Free returns
Digital PH Meter Tester Aquarium Pool Water Urine Wine LCD Pen Monitor Protable
Opens in a new window or tab
Brand New
S$ 7.29
Top-rated sellerTop-rated seller
Was: S$ 8.01 9% off
satisfyelectronics (217,474) 99.5%
Buy It Now
+S$ 1.46 postage
from China
Free returns
8 in 1 Water Quality Tester PH CF ORP for Fish Tank Aquariums Online Monitoring
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Brand New
S$ 133.37
wandar66 (208) 98.7%
or Best Offer
Free International Shipping
from China
5 watchers
PH Meter Water Digital Tester Pen LCD Monitor Pool Aquarium Laboratory Pocket
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Brand New
S$ 1.88 to S$ 9.45
Top-rated sellerTop-rated seller
Buy It Now
czb6721960 (311,124) 99.1%
+S$ 2.92 postage
from China
Free returns
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy-FE
Opens in a new window or tab
Brand New
S$ 6.10
Top-rated sellerTop-rated seller
or Best Offer
fenzho_69 (211) 98.2%
+S$ 1.94 postage
from China
PH Meter Pocket Digital Tester Aquarium Pool Water Wine Urine LCD Pen Monitor
Opens in a new window or tab
Brand New
S$ 7.24
Top-rated sellerTop-rated seller
Was: S$ 7.63 5% off
diybox (77,006) 98.7%
or Best Offer
+S$ 4.11 postage
from China
Free returns
159 sold
Digital Electric PH Meter LCD Tester Pocket Hydroponics Aquarium Water Test Pen
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Brand New
S$ 13.24
Top-rated sellerTop-rated seller
Was: S$ 17.65 25% off
water-all-pure (12,456) 99.7%
or Best Offer
+S$ 30.06 postage
from United States
206 watchers
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy^go
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Brand New
S$ 6.76
Top-rated sellerTop-rated seller
or Best Offer
gouliang (3,026) 96.7%
+S$ 0.97 postage
from China
Aquarium Digital PH Meter TDS Tester Pool Hydroponic Water Monitor 0-9999 PPM
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Brand New
S$ 3.84 to S$ 11.47
Top-rated sellerTop-rated seller
Buy It Now
modulefans (115,372) 99.1%
+S$ 5.15 postage
from China
LCD Digital Electric PH Meter Tester Pocket Hydroponics Aquarium Water Test PebC
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Brand New
S$ 10.48
Top-rated sellerTop-rated seller
Was: S$ 11.03 5% off
love*bto (2,978) 97.5%
or Best Offer
Free International Shipping
from China
Digital PH Value Tester Pocket Water Gauge Meter Test Pen for Aquarium Pool CS
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Brand New
S$ 13.77
Top-rated sellerTop-rated seller
or Best Offer
ctstore-ca (8,630) 98.9%
+S$ 2.93 postage
from China
PH Meter Tester Aquarium Pool Water Wine Urine Protable LCD Pen Digital Monitor
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Brand New
S$ 5.95
Top-rated sellerTop-rated seller
or Best Offer
modulefans (115,372) 99.1%
+S$ 5.15 postage
from China
Free returns
Digital Protable PH Meter Tester Aquarium Pool Water Wine Urine LCD Pen Monitor
Opens in a new window or tab
Brand New
S$ 7.46
Top-rated sellerTop-rated seller
Was: S$ 8.11 8% off
worldchips (190,330) 99.1%
or Best Offer
Postage not specified
from China
Free returns
PH Meter 0.01 High Precision Tester 0-14 Measurement Range+Battery For Aquarium
Opens in a new window or tab
Brand New
S$ 11.53
Top-rated sellerTop-rated seller
or Best Offer
x-modules-x (1,586) 98.9%
Free International Shipping
from China
Free returns
Pocket Digital PH Meter Water Tester Pen LCD Monitor Pool Aquarium Laboratory
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Brand New
S$ 1.90 to S$ 7.55
Top-rated sellerTop-rated seller
Buy It Now
alice1101983 (569,845) 99.5%
+S$ 5.15 postage
from China
Free returns
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy H❤W
Opens in a new window or tab
Brand New
S$ 7.30
Top-rated sellerTop-rated seller
Buy It Now
haowan.jgarden (676) 96.1%
Free International Shipping
from China
Digital PH LCD Meter Tester Pocket Portable Pool Water Aquarium Hydroponic Wine
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Brand New
S$ 16.65
Top-rated sellerTop-rated seller
Was: S$ 18.10 8% off
19smileday (725) 96.8%
Buy It Now
Free International Shipping
from China
TDS TesterDigital + Ph Meter Aquarium Pool Hydroponic Water Monitor 0-9999 PPM
Opens in a new window or tab
Brand New
S$ 3.17 to S$ 10.47
Top-rated sellerTop-rated seller
Was: S$ 3.45 8% off
worldchips (190,330) 99.1%
Buy It Now
Postage not specified
from China
Free returns
PH Meter Tester Electric Digital LCD Hydroponics Pen Aquarium Pool Water PH Test
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Brand New
S$ 2.12 to S$ 8.02
Top-rated sellerTop-rated seller
Buy It Now
modulefans (115,372) 99.1%
+S$ 5.15 postage
from China
Free returns
0-14.0pH Measure Range Digital PH Meter Pen Tester For Aquarium Swimming Pool
Opens in a new window or tab
Brand New
S$ 14.04
Top-rated sellerTop-rated seller
or Best Offer
yunchaungke015 (128) 100%
Free International Shipping
from China
PH Tester Detector Temp Meter Aquarium EC Monitor Water Pool 0-14 0~19990μs/cm
Opens in a new window or tab
Brand New
S$ 55.70
Top-rated sellerTop-rated seller
Was: S$ 64.76 14% off
businessleader-0 (981) 100%
Buy It Now
Free International Shipping
from China
Digital PH Meter Pen Tester Aquarium 0-50° Centigrade 0-14.0pH Measure Range
Opens in a new window or tab
Brand New
S$ 13.90
lovegrandma (149) 98.7%
or Best Offer
Free International Shipping
from China
Last one
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy S❤B
Opens in a new window or tab
Brand New
S$ 7.58
Top-rated sellerTop-rated seller
Buy It Now
softwind.blue (458) 97%
Free International Shipping
from China
Digital PH Meter High Precision LCD Aquarium Water Acid PH Tester Pool Analy F❤J
Opens in a new window or tab
Brand New
S$ 7.78
Top-rated sellerTop-rated seller
Buy It Now
fanhua.jgarden (1,095) 95%
Free International Shipping
from China
4 in 1 TDS/EC/PH/TEMP LCD Aquarium swimming pools Water Quality Tester Meter y
Opens in a new window or tab
Brand New
S$ 57.23
longlonglong015 (167) 100%
or Best Offer
Free International Shipping
from China
Aquarium PH Test Pen Tester WIFI Measurement PH Value Meter Thermometer APH-300
Opens in a new window or tab
Brand New
S$ 132.67
Top-rated sellerTop-rated seller
or Best Offer
happybuy-96 (698) 97.7%
Free International Shipping
from China
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