1,900+ results for ph
- Fish Aquarium Water Kit: METHYLENE BLUE + WATER CONDITIONER + pH DOWN + pH UPOpens in a new window or tabBrand NewC $80.65from United StatesTop Rated SellerTop Rated Sellerchemixsol (60) 98.4%
- Hanna Instruments HI 98107 pHep pH Tester, W/ +/- 0.1 AccuracyOpens in a new window or tabPre-OwnedC $47.83+C $15.95 shippingfrom United StatesTop Rated SellerTop Rated Sellerworldus (23,403) 98.3%
- FRESHWATER MINI PH TEST KIT EACHOpens in a new window or tabBrand NewC $31.97Free shippingFree returnsTop Rated SellerTop Rated Sellerkanadaforsale (21,326) 97.5%
- API pH Down 4oz Lowers Freshwater Aquarium pH Safe for Plants and FishOpens in a new window or tabBrand NewC $13.94Was: C $19.9230% offfrom United StatesTop Rated SellerTop Rated Sellergreatdealsdealer (3,685) 99.6%
- CORALVUE HYDROS CONTROL x4 STARTER PACK AQUARIUM CONTROLLER SYSTEM PH TEMPOpens in a new window or tabBrand NewC $546.77from United StatesTop Rated SellerTop Rated Sellernatpa-287 (826) 100%
- 2x PH Buffer Solution Powder PH For Test Meter Calibration 4.01 / 6.86Opens in a new window or tabBrand NewC $2.49Free shippingTop Rated SellerTop Rated Sellerelectronicifycanada (2,713) 98.5%
- 4 Pcs.PH Buffer Solution Powder PH For Test Meter Measure Calibration 4.01, 6.86Opens in a new window or tabBrand NewC $2.73+C $2.13 shipping64 soldTop Rated SellerTop Rated Selleru-shopcentre24-7 (3,280) 100%
- SEACHEM ALERT 1 YEAR COMBO PACK FRESHWATER PH & AMMONIAOpens in a new window or tabBrand NewC $15.71+C $15.01 shippingfrom United StatesLast one59 soldTop Rated SellerTop Rated Sellerleftys0528 (149,363) 99.5%
- API pH UP Aquarium pH Treatment 16 OuncesOpens in a new window or tabBrand NewC $34.88+C $7.09 shippingfrom United States25 soldTop Rated SellerTop Rated Sellerlittle.family.members (162,659) 99.1%
- API pH Test Kit for Freshwater Aquariums Contains 250 Fast and Easy TestsOpens in a new window or tabBrand NewC $15.02Was: C $17.6715% off+C $21.87 shippingfrom United StatesTop Rated SellerTop Rated Sellerasap-aquarium (8,661) 99.8%
- Weipro PH2010A PH meter and controller, PH online monitor, good quality reliableOpens in a new window or tabBrand NewC $123.01Free shippingfrom China79 soldTop Rated SellerTop Rated Sellerxu_zi_wei (16,229) 98.7%
- PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket SOpens in a new window or tabBrand NewC $16.39from United Statesaquinosfish (55) 100%
- Multifunctional 4 in 1 Digital PH/EC/TDS - LCD Aquarium Water Quality TesterOpens in a new window or tabBrand NewC $27.34from United Statesgemmycollectibles (2,162) 99.7%
- Hanna HI9124 Portable Waterproof PH MeterOpens in a new window or tabPre-OwnedC $615.13from United StatesTop Rated SellerTop Rated Sellergb_brothers (428) 100%
- Lot of 40x Pcs New In Cases - PH Meter Tester for Hydroponic Pool Water AquariumOpens in a new window or tabBrand NewC $246.05+C $35.01 shippingfrom United StatesTop Rated SellerTop Rated Sellerglossofactory (4,428) 99.8%
- 100/50 Aquarium Test Strips Fish Tank 7IN1 PH Water Test Strips Kit Freshwater.Opens in a new window or tabBrand NewC $13.48 to C $15.56Was: C $16.385% off+C $82.00 shippingfrom United StatesFree returns117+ soldTop Rated SellerTop Rated Selleraseferttsfj02 (10,267) 98.9%
- API PH Test KitOpens in a new window or tabBrand NewC $13.66+C $18.29 shippingfrom United States34 soldTop Rated SellerTop Rated Sellerkens_fish (24,373) 99.5%
- Seachem pH Alert 6 Month Freshwater Aquarium pH Monitor Continuous ReadingsOpens in a new window or tabBrand NewC $16.34from United States14 soldpet_food_network_online (92,969) 99.8%
- Aquarium Hydroponic PH Controller Electrode Probe BNC Connector Meter SensorOpens in a new window or tabBrand NewC $10.69Was: C $11.628% off+C $3.35 shippingfrom China140 soldTop Rated SellerTop Rated Selleralice1101983 (570,341) 99.5%
- American Marine Pinpoint pH Calibration Fluid 10.0Opens in a new window or tabBrand NewC $5.45+C $14.71 shippingfrom United StatesTop Rated SellerTop Rated Sellerpremiumaq (29,252) 99.8%
- Weipro PH2000 PH meter high Accuracy, PH online monitor, good quality reliableOpens in a new window or tabBrand NewC $95.67Free shippingfrom ChinaTop Rated SellerTop Rated Sellerxu_zi_wei (16,229) 98.7%
- API Pond Care Wide Range pH Test KitOpens in a new window or tabBrand NewC $8.89from United StatesTop Rated SellerTop Rated Sellerfeedstoreandmore (2,342) 100%
- API pH Test Kit 250 count For Freshwater Fish Aquariums Promotes HealthOpens in a new window or tabBrand NewC $16.88+C $5.95 shippingfrom United StatesTop Rated SellerTop Rated Sellerlittle.family.members (162,659) 99.1%
- API pH Up Freshwater Aquarium Water TreatmentOpens in a new window or tabBrand NewC $10.87 to C $34.11from United States43+ soldpet_food_network_online (92,969) 99.8%
- API pH Up Aquarium pH Adjuster for Freshwater Aquariums - 1.25 ozOpens in a new window or tabBrand NewC $15.99+C $20.00 shippingandy12000 (13) 100%
- Seachem Combo Alert Freshwater PH & Ammonia 3-6 MonthOpens in a new window or tabBrand NewC $16.80+C $17.87 shippingfrom United States51 soldTop Rated SellerTop Rated Sellerkens_fish (24,373) 99.5%
- Seachem Aqua Vitro Balance Balance 11.8 Fl Oz Ph BoosterOpens in a new window or tabBrand NewC $16.40from United Statesadamsbunch352 (986) 100%
- Carbon Dioxide CO2 Monitor Glass Drop Ball Checker Tester PH Indicator AquariumOpens in a new window or tabBrand NewC $3.28 to C $5.81+C $2.04 shippingfrom ChinaFree returns40+ soldTop Rated SellerTop Rated Selleryaolihong2013 (164,680) 98.2%
- HIGH RANGE PH TEST KIT EACHOpens in a new window or tabBrand NewC $21.97Free shippingFree returnsTop Rated SellerTop Rated Sellerkanadaforsale (21,326) 97.5%
- Milwaukee Instruments SMS122 PH Controller w/ PH Smart monitoring systemOpens in a new window or tabBrand NewC $135.31Was: C $150.3510% off+C $48.62 shippingfrom United StatesTop Rated SellerTop Rated Seller411krony (31,190) 99.6%
- Apera Instruments Value Series PH20 pH Tester, Lanyard & Case - Works!Opens in a new window or tabPre-OwnedC $51.66Was: C $57.4010% offfrom United StatesTop Rated SellerTop Rated Sellerfjtreasures (2,846) 99.9%
- pH Test Kit solution & colour chart to test Alkaline water or fish tank aqauriumOpens in a new window or tabBrand NewC $16.30+C $25.38 shippingfrom AustraliaTop Rated SellerTop Rated Sellerwellnessunited (19,701) 100%
- Electrode Probe PH BNC Connector Aquarium Controller Calibration Liquid MeterOpens in a new window or tabBrand NewC $23.22Was: C $27.3315% offFree shippingfrom ChinaFree returnsLast one1 watchersTop Rated SellerTop Rated Sellerbusinessleader-0 (997) 100%
- API pH Up 4oz Increase Freshwater Aquarium pH Safe for Plants and FishOpens in a new window or tabBrand NewC $13.66Was: C $16.0615% off+C $21.87 shippingfrom United StatesTop Rated SellerTop Rated Sellerasap-aquarium (8,661) 99.8%
- Aquarium Jungle Correct Aquarium pH Fizz Tabs 8 Tablets - Weekly Maintenance NEWOpens in a new window or tabBrand NewC $8.19+C $19.29 shippingfrom United StatesTop Rated SellerTop Rated Sellercatsrkooll (3,264) 100%
- pH Test & Adjuster Kit 250 Tests by API Exp 2/2026 Includes PH up and DownOpens in a new window or tabBrand NewC $17.77from United Statesaang11 (2,431) 99.7%
- Dog & CAT Shampoo - Natural Puppy Shampoo Cologne - Grooming Healthy Shiny CoatOpens in a new window or tabBrand NewC $5.21 to C $8.69+C $121.86 shippingfrom United Kingdomddteck-ltd (40,224) 99.2%
- Aquarium Hydroponic PH Sensor Controller Electrode Probe BNC Connector DetectorOpens in a new window or tabBrand NewC $12.84Was: C $13.666% off+C $8.19 shippingfrom ChinaFree returnsTop Rated SellerTop Rated Sellerdiybox (77,147) 98.8%
- Aquarium Water Treatments Kit: WATER CONDITIONER + pH Up / Down (3 bottlesx8oz)Opens in a new window or tabBrand NewC $39.64from United StatesTop Rated SellerTop Rated Sellerchemixsol (60) 98.4%
- Worm & Parasite Control for Aquariums 99.9% Pure Levamisole HCl PowderOpens in a new window or tabBrand NewC $19.48 to C $2,870.59from United Statessubquaria (1,153) 97.4%
- API pH Down Aquarium pH Treatment 4 OuncesOpens in a new window or tabBrand NewC $14.87+C $6.03 shippingfrom United States59 soldTop Rated SellerTop Rated Sellerlittle.family.members (162,659) 99.1%
- 1.25oz PH UP CARDED EACHOpens in a new window or tabBrand NewC $18.97Free shippingFree returnsTop Rated SellerTop Rated Sellerkanadaforsale (21,326) 97.5%
- API Proper pH Powdered Fish Aquarium Water Buffer (Variations)Opens in a new window or tabBrand NewC $21.80from United Statespet_food_network_online (92,969) 99.8%
- Weipro PH2010A PH meter and controller, PH online monitorOpens in a new window or tabPre-OwnedC $88.81from United StatesTop Rated SellerTop Rated Selleroliver0731 (114) 100%
- Seachem PH Alert FreshwaterOpens in a new window or tabBrand NewC $14.61+C $17.87 shippingfrom United StatesTop Rated SellerTop Rated Sellerkens_fish (24,373) 99.5%
- API pH UP Freshwater Aquarium Water pH Raising Solution 4-Ounce BottleOpens in a new window or tabBrand NewC $20.49+C $15.15 shippingfrom United StatesTop Rated SellerTop Rated Sellerdirectdeals4_you (5,629) 99.2%
- Seachem Combo Alert Freshwater PH and Ammonia 1 Year SupplyOpens in a new window or tabBrand NewC $25.90from United Statespet_food_network_online (92,969) 99.8%
- Fluval Low Range PH Test Kit 6.0-7.6 PHOpens in a new window or tabBrand NewC $16.80+C $18.71 shippingfrom United StatesTop Rated SellerTop Rated Sellerkens_fish (24,373) 99.5%
- HM Digital pH Electrode Storage Solution (60cc)Opens in a new window or tabBrand NewC $13.60+C $14.94 shippingfrom United StatesTop Rated SellerTop Rated Sellerpremiumaq (29,252) 99.8%
- New ListingCarhartt Dog Walking Harness Rain Defender Durable Canvas Chest 17" - 22" NEWOpens in a new window or tabBrand NewC $54.66+C $24.35 shippingfrom United StatesTop Rated SellerTop Rated Sellergabriepadill-9 (1,810) 100%
- New ListingAmerican Marine Pinpoint PH ControllerOpens in a new window or tabPre-OwnedC $272.02from United Stateslittle-river-candy-co (845) 100%
- API PH UP Professional Pack 473mlOpens in a new window or tabBrand NewC $42.23from Australia47 soldTop Rated SellerTop Rated Sellerstefmarpetcare (165,500) 99.9%
- LM API pH Up 4 oz Exp: 03/2026Opens in a new window or tabBrand NewC $6.82from United StatesTop Rated SellerTop Rated Sellerrhodes_jugs (547) 99.3%
- Seachem Alerts Combo Pack Ammonia & pHOpens in a new window or tabBrand NewC $16.40from United Statesaang11 (2,431) 99.7%
- Tetra Correct pH Aquarium Water Treatment Tablets, 8 count (Free Shipping)Opens in a new window or tabBrand NewC $10.42Was: C $14.8930% offfrom United StatesTop Rated SellerTop Rated Sellergreatdealsdealer (3,685) 99.6%
- (Value Pack) Alder Cones Organic Crystal Cherry Shrimp PH Buffer AdjustmentOpens in a new window or tabBrand NewC $17.76 to C $35.53+C $23.24 shippingfrom United StatesTop Rated SellerTop Rated Sellerwdjian (5,346) 100%
- pH Meters: 5M Test Paper Roll for Water, Urine, Saliva, Soil, Convenient SamplesOpens in a new window or tabBrand NewC $10.07+C $1.49 shippingfrom ChinaFree returnsTop Rated SellerTop Rated Selleryaolihong2013 (164,680) 98.2%
- Carhartt Nylon Duck Training Dog Harness - PH0341 - Various Sizes AvailableOpens in a new window or tabBrand NewC $42.53Was: C $60.7630% offfrom United StatesTop Rated SellerTop Rated Sellerjaclynmarie106 (792) 100%
- API PROPER PH 7.5 also REMOVES CHLORINE ( 9.2 oz ) AQUARIUM FRESHWATEROpens in a new window or tabBrand NewC $14.35+C $24.40 shippingfrom United Statesbr2710 (864) 100%
- Seachem Alerts Combo Pack Ammonia & pHOpens in a new window or tabBrand NewC $17.76+C $15.06 shippingfrom United StatesLast one203 soldTop Rated SellerTop Rated Sellerleftys0528 (149,363) 99.5%
- American Marine Pinpoint pH Calibration Fluid 4.0Opens in a new window or tabBrand NewC $5.45+C $14.71 shippingfrom United StatesTop Rated SellerTop Rated Sellerpremiumaq (29,252) 99.8%
- API pH UP Freshwater Aquarium Water pH Raising Solution 4-Ounce BottleOpens in a new window or tabBrand NewC $12.88Was: C $18.4030% offfrom United StatesTop Rated SellerTop Rated Sellergreatdealsdealer (3,685) 99.6%
- API High Range pH Test Kit 160 Tests for Freshwater Marine and Reef AquariumsOpens in a new window or tabBrand NewC $16.39Was: C $19.2915% off+C $21.87 shippingfrom United StatesTop Rated SellerTop Rated Sellerreef-shop (25,554) 99.8%
- 100/50 Aquarium Test Strips Fish Tank 7IN1 PH Water Test Strips Kit FreshwaterOpens in a new window or tabBrand NewC $9.55 to C $12.75Free shippingfrom Chinadellmao6 (1) 100%
- USB Rechargeable Fish Tank Light Yellow for PH Balance ControlOpens in a new window or tabBrand NewC $9.54Free shippingfrom ChinaTop Rated SellerTop Rated Sellerkypowers (214) 96.1%
- Seachem Alerts Combo Pack 2 Monitors Continuous Freshwater PH Ammonia readingsOpens in a new window or tabBrand NewC $21.38List price: C $29.2727% off+C $5.04 shippingfrom United States58 soldTop Rated SellerTop Rated Sellerlittle.family.members (162,659) 99.1%
- API pH Test & Adjuster Kit Exp 06/2026 250 Tests FRESHWATER ONLYOpens in a new window or tabBrand NewC $8.130 bids · Time left2d 14h left (Mon, 09:18 a.m.)from United Statesbusterjiggs (4,454) 100%
- API Proper pH 7.0 Powder 8.8oz Sets and Stabilizes Freshwater Aquarium pH to 7.0Opens in a new window or tabBrand NewC $19.12from United StatesAlmost gone15 soldTop Rated SellerTop Rated Sellerourdollartree (2,927) 100%
- 2 in1 Refill Test Kit-50 DPD1 Tablets & PH Phenol Red Solution-Pools and SpasOpens in a new window or tabBrand NewC $14.98+C $96.25 shippingfrom AustraliaFree returns292 soldTop Rated SellerTop Rated Sellerdirectpoolshoponline (33,694) 99.5%
- Aquarium Detect Dioxide CO2 Monitor Glass Drop Ball Checker Tester PH IndicatorOpens in a new window or tabBrand NewC $5.13 to C $9.42+C $1.35 shippingfrom ChinaTop Rated SellerTop Rated Selleriridescent-show (101,626) 97.1%
- API Proper pH 7.5 Powder 9.2oz Sets and Stabilizes Freshwater Aquarium pH to 7.5Opens in a new window or tabBrand New7 product ratings - API Proper pH 7.5 Powder 9.2oz Sets and Stabilizes Freshwater Aquarium pH to 7.5C $20.49Was: C $24.1115% off+C $30.07 shippingfrom United StatesTop Rated SellerTop Rated Sellerasap-aquarium (8,661) 99.8%
- Red Sea MCP pH/Alk Test - 100/55 testsOpens in a new window or tabBrand NewC $27.33+C $15.35 shippingfrom United StatesTop Rated SellerTop Rated Sellerpremiumaq (29,252) 99.8%
- 🐠API High Range pH Test Kit Freshwater & Saltwater Marine 160 Tests Exp 2/27 🐠Opens in a new window or tabBrand NewC $16.40from United StatesLast one2 watchersTop Rated SellerTop Rated Sellerwhat-u-must-have (15,028) 99.2%
- 50Pcs 7 in1 Water Test Strips Kit Swimming Pool Aquarium Fish Tank pH KH Test XLOpens in a new window or tabBrand NewC $13.14Was: C $13.835% offFree shippingfrom ChinaTop Rated SellerTop Rated Sellerxlstore666-au (16,261) 99.1%
- Mars Fishcare Freshwater Test Kit, and PH Down 11 Pcs. NOSOpens in a new window or tabBrand NewC $39.64+C $29.32 shippingfrom United StatesTop Rated SellerTop Rated Sellerlouroe9977 (2,137) 97.6%
- Oster Hypo Allergenic Shampoo Hydrosurge Ph Balanced 1 Gallon w/ Inserts NozzleOpens in a new window or tabBrand NewC $65.55+C $28.32 shippingfrom United Statesbeautygrooming (7,487) 98.2%
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