1,400+ results for ammonia test kit
- API Ammonia Test Kit 130 Tests for Freshwater and Marine Aquariums NH3 / NH4Opens in a new window or tabBrand New$15.99Was: $18.8115% offFree shippingFree returns50 soldTop Rated Plusreef-shop (25,532) 99.8%
- API Freshwater Master Test KitOpens in a new window or tabBrand New$32.99Free shippingSave up to 5% when you buy morezeji-98 (6) 100%
- API Ammonia Test KitOpens in a new window or tabBrand New$15.49Free shipping49 soldSave up to 20% when you buy morekens_fish (24,227) 99.5%
- API Freshwater Master Test KitOpens in a new window or tabPre-Owned$16.00+$6.26 shippingranmehd_0 (26) 100%
- Seachem Ammonia Alert Fish Tank Aquarium Testing MaintenanceOpens in a new window or tabBrand New$8.50Free shippingSave up to 20% when you buy morenattysattic (614) 100%
- API Ammonia Test Strips Saltwater & Freshwater Aquariums 25 Tests Exp 11/2025Opens in a new window or tabBrand New$12.00Free shippingFree returnsaang11 (2,333) 99.8%
- Seachem Alert PH AmmoniaOpens in a new window or tabBrand New$5.50+$5.90 shippingkari.us.rrfqzd (48) 100%
- Ammonia Test Kit (130 Tests) - APIOpens in a new window or tabBrand New$15.48+$4.99 shippingLast one636 soldsaltwateraq (55,337) 99.1%
- 3 PACK Seachem Ammonia Alert Monitors Ammonia Levels in Marine FreshwaterOpens in a new window or tabBrand New$13.95Free shipping80 soldkellyam1214 (2,070) 98.9%
- Seachem Combo Alert Freshwater PH & Ammonia 3-6 MonthOpens in a new window or tabBrand New$12.29Free shipping51 soldSave up to 20% when you buy morekens_fish (24,227) 99.5%
- Seachem Ammonia Alert Monitors Ammonia Levels in Marine Freshwater AquariumOpens in a new window or tabBrand New$8.25Free shipping21 soldSave up to 20% when you buy morerealdistribution (1,069) 100%
- API Ammonia Test Kit 130 count For Freshwater and Saltwater Fish AquariumsOpens in a new window or tabBrand New$14.99Free shippingrcjdm977 (6,570) 98.4%
- SEACHEM AMMONIA ALERT AQUARIUM WATER TEST FRESHWATEROpens in a new window or tabBrand New$12.99Free 2-4 day shipping36 soldriftlakeaquatic (12,917) 100%
- API Freshwater Master Test Kit #341Opens in a new window or tabBrand New$32.50Free shippingLast oneelitetreasure (6,660) 99.5%
- API Ammonia Test Strips Saltwater & Freshwater Aquariums 25 Tests Exp 2/26🐠Opens in a new window or tabBrand New$15.99Free shippingwhat-u-must-have (15,000) 99.3%
- Tetra EasyStrips 6-in-1 Aquarium Test Strips, 25 StripsOpens in a new window or tabBrand New$9.00Free shippingLast one5 watcherscamelkountrycoffee (86) 98.7%
- Ammonia AlertOpens in a new window or tabBrand New$12.66Free shippingFree returnswellness-deal (12,177) 96%
- API 402M Reef Master Test KitOpens in a new window or tabBrand New$28.00Free shippingLast one6 soldsaintpaulmarket (3,336) 99.3%
- Seachem Alerts Combo Pack Ammonia & pHOpens in a new window or tabBrand New$12.00Free shippingFree returnsaang11 (2,333) 99.8%
- API FRESH WATER MASTER TEST KIT, OVER 800 TESTS, SEALED, NEW! Exp 12/2026 & UP!Opens in a new window or tabBrand New$38.50Free shippingAlmost gone30 soldflybuy014 (5,015) 100%
- Ammonia Test Kit - NH3/NH4 -130 tests | Fresh or Salt Water | Pond or AquariumOpens in a new window or tabBrand New$23.90Free shippingFree returnsSave up to 10% when you buy moreTop Rated Pluspondandgardendepot (23,257) 99.6%
- Seachem Ammonia 75 Test Freshwater Saltwater Aquarium Water Test Kit Free TotalOpens in a new window or tabBrand New$8.89Was: $9.8810% off+$7.15 shippingFree returnsLast one2 watchersTop Rated Plusbennynv (63,106) 99.7%
- Seachem Alerts Combo Pack Ammonia & pHOpens in a new window or tabBrand New$12.99Free shippingLast one203 soldleftys0528 (149,255) 99.5%
- Aquarium Test Tube Holder Drying Rack Stand for API Master Test Kit FreshwaterOpens in a new window or tabBrand New$14.99Free 2-4 day shippingFree returnsTop Rated Plusdeals_by_daniel (3,365) 99.9%
- Tetra EasyStrips 6-in-1 Aquarium Test Strips for Fresh/Salt WaterOpens in a new window or tabBrand New$15.99Free shippingAlmost gone141 soldleftys0528 (149,255) 99.5%
- Seachem Ammonia Alert Monitor For Fresh And Marine AquariumsOpens in a new window or tabBrand New$8.54Was: $8.995% off+$4.55 shippingauntiem801 (80) 100%
- API Fresh/Saltwater Ammonia Test Kit NEW in Box NH3/NH4 130 TestsOpens in a new window or tabBrand New$17.99Free shippingdast-7661 (710) 99.7%
- API Saltwater Master Test Kit Marine pH Ammonia Nitrite Nitrate Multi Test KitOpens in a new window or tabBrand New$35.99Was: $42.3415% offFree shippingFree returnsTop Rated Plusasap-aquarium (8,625) 99.8%
- API MARINE REEF MASTER TEST KIT EXP 03-2025Opens in a new window or tabBrand New$28.00Free shipping6 watchersflybuy014 (5,015) 100%
- Sera Ammonium Ammonia NH4 NH3 Test Kit 15mL 60 tests Marine Freshwater AquariumsOpens in a new window or tabBrand New$17.99Was: $22.4920% offFree shippingFree returnsTop Rated Plusreef-shop (25,532) 99.8%
- API Ammonia Test Kit 130 count For Freshwater and Saltwater Fish AquariumsOpens in a new window or tabBrand New$18.90List price: $21.7813% offFree shippingFree returnsSave up to 7% when you buy moreTop Rated Pluslittle.family.members (162,540) 99.1%
- New ListingAPI Saltwater Master Test Kit, Expires 11 / 2025- UPC: 317163134016Opens in a new window or tabBrand New$4.990 bids · Time left6d 14h left (Sat, 03:00 AM)$11.00Buy It Now+$9.50 shippingaz_sell (13,551) 98.8%
- Mars Fishcare (API) Master Freshwater Test Kit - pond aquariumOpens in a new window or tabBrand New$14.69+$8.82 shippingfrom Canadaelectric.labyrinth (3,354) 99.1%
- API Ammonia Test Strips for Saltwater & Freshwater Aquariums 25 Tests Dip & ReadOpens in a new window or tabBrand New3 product ratings - API Ammonia Test Strips for Saltwater & Freshwater Aquariums 25 Tests Dip & Read$16.99Was: $19.9915% offFree shippingFree returnsTop Rated Plusasap-aquarium (8,625) 99.8%
- Seachem Ammonia AlertOpens in a new window or tabBrand New$8.99Free 2-4 day shippingpremiumaq (29,228) 99.8%
- Fluval Ammonia Test KitOpens in a new window or tabBrand New$14.99Free shippingSave up to 20% when you buy morekens_fish (24,227) 99.5%
- Salifert Ammonia (NH3) Test Kit 50 Tests Marine & Freshwater Exp 02/2024Opens in a new window or tabBrand New$15.99Free shipping4 watchersclearchoiceaquatics (4,550) 99.1%
- FRESHWATER MASTER TEST KITOpens in a new window or tabBrand New$42.25Free shippingletsbuy2019 (14,936) 98.7%
- 8 in 1 Aquarium Test Kit Fish Tank Strips Accurate Water Quality Testing 100Opens in a new window or tabBrand New$23.70Free shippingFree returnsLast onesmartexpressstore (782) 99.6%
- API MARINE SALTWARER MASTER TEST KIT, EXP 11-2026Opens in a new window or tabBrand New$33.00Free shippingflybuy014 (5,015) 100%
- Tetra EasyStrips (25) 6-in-1 Aquarium Test Strips And 25 Ammonia Test Strips NewOpens in a new window or tabBrand New$15.95Free shippingBuy 1, get 1 20% off with couponuluckyone (1,967) 99.4%
- Seachem Combo Alert Freshwater PH and Ammonia 1 Year SupplyOpens in a new window or tabBrand New$18.95Free shippingFree returns8 watcherspet_food_network_online (92,786) 99.8%
- Brand New API FRESHWATER MASTER TEST KIT Over 800 tests: Free U.S ShippingOpens in a new window or tabBrand New$41.97Was: $59.9530% offFree shippingFree returns44 soldgreatdealsdealer (3,638) 99.6%
- Seachem Alerts Combo Pack 2 Monitors Continuous Freshwater PH Ammonia readingsOpens in a new window or tabBrand New$15.43List price: $21.4128% offFree shippingFree returns58 soldSave up to 7% when you buy moreTop Rated Pluslittle.family.members (162,540) 99.1%
- API Marine Reef Master Test Kit Fast Easy Accurate Includes Instructions NEWOpens in a new window or tabBrand New$28.99Free shippingFree returnswholesalejim (128,049) 99.7%
- Saltwater Master Test Kit (High Range pH, Ammonia, Nitrite, Nitrate) - APIOpens in a new window or tabBrand New$35.98+$4.99 shippingAlmost gone74 soldsaltwateraq (55,337) 99.1%
- Red Sea Marine Care Multi Test Kit pH Nitrate Nitrite Alkalinity Ammonia TestsOpens in a new window or tabBrand New$74.99Was: $88.2215% offFree shippingFree returnsTop Rated Plusreef-shop (25,532) 99.8%
- Seachem Ammonia Alert Fish Tank Aquarium Testing Maintenance (2-pack) SealedOpens in a new window or tabBrand New$14.99Free shippingt0pgun2005 (15,136) 99.8%
- SALIFERT TEST KIT AMMONIA - SALTWATER & FRESHWATER AQUARIUM FISH WATEROpens in a new window or tabBrand New$13.99+$4.99 shipping81 soldsaltwateraq (55,337) 99.1%
- POND MASTER LIQUID TEST KITOpens in a new window or tabBrand New$42.28Free shippingletsbuy2019 (14,936) 98.7%
- Tetra EasyStrips 6-In-1 aquarium Test Strips Water Testing 19542Opens in a new window or tabBrand New$9.95Free shippingegy-book (210) 99.5%
- Master Liquid Test Kit - Fritz AquaticsOpens in a new window or tabBrand New$36.74Free shippingLast one9 watcherssaltwateraq (55,337) 99.1%
- Red Sea Multi Test Kit Marine Care NH3/NH4, NO3, NO2, pH, KH Tests 11/2024^ NEWOpens in a new window or tabBrand New17 product ratings - Red Sea Multi Test Kit Marine Care NH3/NH4, NO3, NO2, pH, KH Tests 11/2024^ NEW$56.99Free shippingFree returnsLast one7 soldwholesalejim (128,049) 99.7%
- SEACHEM AMMONIA & PH ALERTS COMBO PACK SALTWATER/FRESHWATER AQUARIUM SENSOROpens in a new window or tabBrand New$16.22+$4.99 shippingLast one906 soldsaltwateraq (55,337) 99.1%
- Seachem Combo Alert Freshwater PH & Ammonia 1 YearOpens in a new window or tabBrand New$16.29Free shipping23 soldSave up to 20% when you buy morekens_fish (24,227) 99.5%
- API Pond Master Test Kit 500-Test Exp)04/2026Opens in a new window or tabBrand New$30.99Free shippingembr-services (1,671) 99.1%
- Salifert Ammonia test kit customer returns 5 packOpens in a new window or tabPre-Owned$20.00Free shippinggingerbread_pet_supplies (303) 96.9%
- API Freshwater Master Test Kit 800+ Fresh Water Tests pH Ammonia Nitrate NitriteOpens in a new window or tabBrand New$29.99Was: $59.9850% off+$10.35 shippingdad_planet (5,492) 99.6%
- 🌟 Tetra Easy Strips Ammonia Aquarium Test Strips 100-Count FREE SHIPPING! 🌟Opens in a new window or tabBrand New$24.99Free shippingmanin829 (85) 100%
- Seachem Ammonia AlertOpens in a new window or tabBrand New$10.69Free shippingSave up to 20% when you buy morekens_fish (24,227) 99.5%
- Aquarium Fresh Water Test KitOpens in a new window or tabPre-Owned$20.00+$5.93 shippingdoued_10 (77) 97.5%
- API FRESHWATER MASTER TEST KIT 800-Test Freshwater Aquarium Water Master Test KiOpens in a new window or tabBrand New$56.52Free shippingFree returnsgoods_for_you (103) 98.1%
- Items Per Page