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Best pool testers

(241 products available)

Digital Water Quality Monitor Tester 4 in 1 EC TDS PH TEMP Meter with Backlight for Pools Drinking Water
$5.90-$8.50
Min. Order: 5 pieces
Manufacturer Direct Good Price 7 In 1 Tds Meter Digital Ph/ec/tds/specific Gravity Quality Tester For Drinking Water
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$14.48-$15.48
Shipping per piece: $13.47
Min. Order: 1 piece
Water Quality Tester with 0-14PH Measurement Range PH Meters For Aquarium Swimming Pool
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$1.20-$2.00
Shipping per piece: $7.09
Min. Order: 2 cases
Best Supplier's 14-in-1 Test Strips Convenient Water Testing for Drinking Water and Swimming Pool for Home Use
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$4.00-$4.30
Shipping per piece: $5.20
Min. Order: 50 barrels
EC-963 Best price high quality LED Digital Ec Meter pen type Hydroponics for Pool Aquarium Swimming
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$2.37-$3.72
$2.66-$4.18-11%
Shipping per piece: $2.86
Min. Order: 10 pieces
best quality high-precision ph tester meter quality ph meter
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$2.39-$2.46
Shipping per piece: $10.73
Min. Order: 2 pieces
Best Selling Pen Type PH Meter Soil PH Meter Tester
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$1.85-$2.00
Shipping per piece: $11.30
Min. Order: 1 piece
Portable Pen Type LCD Display EZ 9901 Water Quality Tester 3 in 1 Temperature TDS PH Meter for Drinking Water Pool and Aquarium
$7.70-$8.80
Min. Order: 5 pieces