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68 results for hardness testing

RA Carbonate Hardness/Alkalinity Test Kit
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S$ 43.73
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bits_n-pieces (2,329) 96.7%
+S$ 2.96 postage
from United States
Total Hardness Test Kit, Model 5-B
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S$ 142.82
whitecollarshop (8) 0%
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+S$ 38.60 postage
from United States
RA KH Carbonate Hardness Test Kit - Freshwater/Saltwater
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S$ 28.79
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bits_n-pieces (2,329) 96.7%
+S$ 11.81 postage
from United States
LM API Reef Master Test Kit
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S$ 56.88
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bits_n-pieces (2,329) 96.7%
+S$ 8.85 postage
from United States
Water Test Strips Nitrate PH Hardness Testing Strips For Swimming Pool Aquarium
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Brand New
S$ 9.69
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balpha (17,422) 98.2%
Free International Shipping
from China
Hardness (GH) Test Kit (40 Tests) - ASF
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Brand New
S$ 29.10
saltwateraq (55,302) 99%
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+S$ 52.43 postage
from United States
API Hardness GH & KH Test Kit - Fish Tank Aquarium Testing Maintenance
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S$ 21.38
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plants_n_fins (3,286) 96.8%
+S$ 35.02 postage
from United States
42 sold
API General & Carbonate Hardness Test Kit
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Brand New
S$ 20.38
piccardpets (152,056) 99.6%
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+S$ 27.26 postage
from United States
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7 watchers
Hach Hardness Test Kit For Marine Calcium And Magnesium Level
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Brand New
S$ 406.70
vilarge75 (452) 98.7%
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+S$ 72.48 postage
from United States
API KH Test Kit Carbonate Hardness Test Kit for Fresh & Salt Water
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Brand New
S$ 17.72
Top-rated sellerTop-rated seller
Was: S$ 20.85 15% off
asap-aquarium (8,603) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
Salifert Carbonate Hardness Alkalinity KH/Alk Aquarium Test Kit
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Brand New
S$ 24.32
premiumaq (29,209) 99.8%
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+S$ 35.11 postage
from United States
15 sold
50 Pcs Aquarium Testing Strips Water Hardness Tester Suite Fish Tank
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Brand New
S$ 14.45
deepsteron (1,366) 97.5%
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from China
New Listing 200 Pcs Water Hardness Tester Fish Tank Testing Strips Aquarium
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S$ 36.45
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qonhaha (2,196) 98.1%
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RA GH & KH General & Carbonate Hardness Test Kit - Freshwater
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Brand New
S$ 23.94
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bits_n-pieces (2,329) 96.7%
+S$ 35.10 postage
from United States
Carbonate Hardness (Alk/KH) Reefer Test Kit 50 Tests - NYOS Aquatics
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Brand New
S$ 22.15
saltwateraq (55,302) 99%
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+S$ 42.41 postage
from United States
Last one
7 watchers
150x 6-in-1 Aquarium Test Strips for Fresh/Salt Water 150 Strips
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Brand New
S$ 23.63
relnai_52 (213) 99.4%
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+S$ 52.43 postage
from United States
API GH & KH Test Kit for Freshwater Aquariums General & Carbonate Hardness Test
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Brand New
S$ 20.67
Top-rated sellerTop-rated seller
Was: S$ 24.32 15% off
asap-aquarium (8,603) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
NYOS Carbonte Hardness Test Kit
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S$ 26.58
premiumaq (29,209) 99.8%
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+S$ 35.17 postage
from United States
AQUAYER GH Test Kit for Water in Aquarium, Pond or Pool
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Brand New
S$ 18.03
aquayer (2) 100%
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Free International Shipping
from Ukraine
Hach,Model 5-B 145300,Total Hardness Test Kit
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Brand New
S$ 103.44
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or Best Offer
surplusassetholdingsinc (5,231) 99.5%
+S$ 64.62 postage
from United States
AQUAYER Test Kit Set (pH, KH, GH) for Water in Aquarium, Pond or Pool
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Brand New
S$ 28.67
aquayer (2) 100%
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Free International Shipping
from Ukraine
Sera KH Test Kit Alkalinity Carbonate Hardness Aquarium Test Kit
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Brand New
S$ 19.20
Top-rated sellerTop-rated seller
Was: S$ 24.00 20% off
reef-shop (25,513) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
API KH Test Kit Carbonate Hardness Test Kit for Fresh & Salt Water
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Brand New
S$ 17.72
prosperityresale (262) 98.9%
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+S$ 44.73 postage
from United States
API Freshwater Hardness GH & KH Test Kit
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Brand New
S$ 19.20
befishy (53) 100%
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+S$ 36.90 postage
from United States
KH Test Kit Carbonate hardness
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Brand New
S$ 18.89
coastalpond (980) 97.1%
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+S$ 34.95 postage
from United States
Last one
RA GH & KH General & Carbonate Hardness Test Kit - Freshwater
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Brand New
S$ 22.17
msrena68 (883) 96.9%
or Best Offer
+S$ 75.32 postage
from United States
API GH & KH Test Kit for Freshwater Aquariums General & Carbonate Hardness Test
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Brand New
S$ 21.00
jia_ya6 (673) 94.9%
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+S$ 35.01 postage
from United States
100Pcs 7 in 1 Aquarium Fish Tank Water Tropical Test Strips Kit
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Brand New
S$ 20.32
Top-rated sellerTop-rated seller
Was: S$ 23.91 15% off
sport7771 (242) 98%
or Best Offer
Free International Shipping
from China
RIKKA GENERAL FRESH WATER TEST KIT. PO4, NO3, NO2, NH3, pH wide, pH, KH, GH, Fe-
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Brand New
S$ 20.69
armand_6117 (99) 100%
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+S$ 32.51 postage
from Ukraine
14 watchers
API 5-IN-1 Test Strips (4 Count) Fish Tank Aquarium Testing
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Brand New
S$ 17.07
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plants_n_fins (3,286) 96.8%
+S$ 34.89 postage
from United States
Aquarium Test Kit Syringe Cuvette Tube Wall Mount Modular Design
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Brand New
S$ 23.63
denst2 (1,002) 99.1%
Was: S$ 29.54 20% off
or Best Offer
+S$ 30.47 postage
from United States
NO3 Test Strips PH Tropical 100Pcs Aquarium Bromine Chlorine Fish Tank Durable
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Brand New
S$ 19.30
biubiubiu8 (151) 98.3%
Was: S$ 22.71 15% off
or Best Offer
Free International Shipping
from China
API 5 in 1 Aquarium Test Strips 100 Tests for Freshwater and Saltwater Aquariums
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Brand New
S$ 39.88
Top-rated sellerTop-rated seller
Was: S$ 46.92 15% off
reef-shop (25,513) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
Sera Marin Aqua Test Box Multi Test Kit for Saltwater Marine and Reef Aquariums
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Brand New
S$ 162.53
Top-rated sellerTop-rated seller
Was: S$ 203.17 20% off
asap-aquarium (8,603) 99.8%
or Best Offer
+S$ 132.99 postage
from United States
sera gH Test Kit 15mL Freshwater Aquarium Total Hardness Test Kit
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Brand New
S$ 17.72
Top-rated sellerTop-rated seller
Was: S$ 22.15 20% off
asap-aquarium (8,603) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
Test Strips PH Tropical Water 100Pcs Chlorine Fish Tank GH NO2 NO3 7 In 1
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Brand New
S$ 17.61
nevertoolate004 (48) 98%
Was: S$ 22.58 22% off
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Free International Shipping
from China
Pack of 24 x Water Test Strips | Testing NO2 ● NO3 ● GH ● KH ● pH ● CL2 ● CO2
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S$ 123.75
acanthophacelus (274) 97.3%
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+S$ 18.46 postage
from United Kingdom
NO3 Test Strips PH Tropical Water 100Pcs 7 In 1 Bromine Chlorine Fish Tank
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Brand New
S$ 14.79
Top-rated sellerTop-rated seller
Was: S$ 17.61 16% off
dressingleader (995) 96.4%
or Best Offer
Free International Shipping
from China
API 5-in-1 Freshwater Aquarium 4 pack Test Strip fish tank fresh & salt water
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Brand New
S$ 36.87
js937466 (297) 96.6%
or Best Offer
+S$ 35.48 postage
from United States
White Paper Aquarium Test Strips Drinking Water Acid Substance
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Brand New
S$ 20.47
Top-rated sellerTop-rated seller
Was: S$ 21.55 5% off
youdealshops (22,273) 99.1%
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Free International Shipping
from China
API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums 25 Tests
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Brand New
S$ 23.63
Top-rated sellerTop-rated seller
Was: S$ 27.80 15% off
reef-shop (25,513) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
API Reef Master Test Kit Calcium KH Phosphate Nitrate Fast Easy Accurate Results
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Brand New
S$ 53.18
Top-rated sellerTop-rated seller
Was: S$ 62.57 15% off
reef-shop (25,513) 99.8%
or Best Offer
+S$ 47.29 postage
from United States
Aquarium Test Tube Holder Drying Rack Stand for API Master Test Kit Freshwater
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Brand New
S$ 22.15
deals_by_daniel (3,345) 99.9%
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+S$ 30.43 postage
from United States
Free returns
Mass Spec Saltwater Reef Aquarium Water Test (50+ Elements) - ICP Analysis
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Brand New
S$ 42.78
riptidereef (733) 100%
or Best Offer
+S$ 35.66 postage
from United States
API 5 in 1 Aquarium Test Strips 4 Pack pH KH GH Nitrate Freshwater and Marine
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Brand New
S$ 20.67
Top-rated sellerTop-rated seller
Was: S$ 24.32 15% off
asap-aquarium (8,603) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
Sera Aqua-Test Set Aquarium Multi Test Kit pH Alkalinity KH GH Nitrite NO2
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Brand New
S$ 53.18
Top-rated sellerTop-rated seller
Was: S$ 66.48 20% off
asap-aquarium (8,603) 99.8%
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+S$ 47.29 postage
from United States
150x 6-in-1 Aquarium Test Strips for Fresh/Salt Water 150 Strips NIP FREESHIP
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Brand New
S$ 29.54
planetliquidationservices (1,210) 96%
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+S$ 45.07 postage
from United States
NEW Tetra Easystrips 6 in 1 Aquarium Test Strips, 25 PACK
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Brand New
S$ 17.72
siafu2000 (2,461) 100%
or Best Offer
+S$ 44.73 postage
from United States
Freshwater Hardnss Test Kit expires 02/2024
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Brand New
S$ 19.21
d.conley142 (228) 96.2%
or Best Offer
+S$ 43.76 postage
from United States
API Reef Master Test Kit Tests Calcium Carbonate Hardness Phosphate Nitrate
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Brand New
S$ 88.63
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greatdealsdealer (3,590) 99.6%
+S$ 136.35 postage
from United States
Alkalinity KH Z010 Reagant
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Brand New
S$ 14.76
aquariumpartners (69) 0%
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+S$ 36.13 postage
from United States
API 5-in-1 Aquarium Saltwater Freshwater Test Strip; pH GH KH Nitrate & Nitrite
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Brand New
S$ 9.59
achang87 (638) 98.9%
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+S$ 40.56 postage
from United States
ICP-ANALYSIS - Aquarium Fresh WATER ANALYSIS SINGLE TEST - 50 ELEMENTS
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Brand New
S$ 44.32
aquariummarketplace (584) 96.7%
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+S$ 35.70 postage
from United States
NEW Tetra Easystrips 6 in 1 Aquarium Test Strips, 25 PACK
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Brand New
S$ 11.45
prima808s_general_store (61) 100%
or Best Offer
+S$ 38.02 postage
from United States
Sera 5 in 1 Test Strips Quick Test 50 Strips Freshwater pH gH kH No2 No3
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Brand New
S$ 33.97
Top-rated sellerTop-rated seller
Was: S$ 42.47 20% off
asap-aquarium (8,603) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
API KH Test Kit Carbonate Hardness Stabilized Aquarium pH Fresh/Salt Water
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Brand New
S$ 23.63
Top-rated sellerTop-rated seller
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bi-statedeals (12,712) 99.2%
+S$ 44.89 postage
from United States
Sera Alkalinity KH Carbonate Hardness Test Kit for Freshwater Saltwater Reef
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Brand New
S$ 19.20
Top-rated sellerTop-rated seller
Was: S$ 24.00 20% off
asap-aquarium (8,603) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
API KH Test Kit Carbonate Hardness Test for Marine and Freshwater Aquariums
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Brand New
S$ 17.72
Top-rated sellerTop-rated seller
Was: S$ 20.85 15% off
reef-shop (25,513) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
API 5 in 1 Aquarium Test Strips 100 Count pH KH GH Nitrate Freshwater Saltwater
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Brand New
S$ 39.88
Top-rated sellerTop-rated seller
Was: S$ 46.92 15% off
asap-aquarium (8,603) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
Test Strips GH KH Kit NO2 NO3 100Pcs Aquarium Bromine Chlorine Fish Tank
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Brand New
S$ 19.30
Top-rated sellerTop-rated seller
Was: S$ 22.71 15% off
havegoogshopping (7,554) 97.9%
or Best Offer
Free International Shipping
from China
API 5 in 1 Aquarium Test Strips for Freshwater and Saltwater Aquariums 4 Tests
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Brand New
S$ 20.67
Top-rated sellerTop-rated seller
Was: S$ 24.32 15% off
reef-shop (25,513) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
API Reef Master Test Kit 4 in 1 Multi-Test Kit Calcium KH Phosphate Nitrate
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Brand New
S$ 53.18
Top-rated sellerTop-rated seller
Was: S$ 62.57 15% off
asap-aquarium (8,603) 99.8%
or Best Offer
+S$ 47.29 postage
from United States
API 5 in 1 Aquarium Test Strips pH Alkalinity GH Nitrate Freshwater Saltwater
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Brand New
S$ 23.63
Top-rated sellerTop-rated seller
Was: S$ 27.80 15% off
asap-aquarium (8,603) 99.8%
or Best Offer
+S$ 32.51 postage
from United States
Lot of 2 Packs: API 5-in-1 Aquarium Saltwater Freshwater Test Strip
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Brand New
S$ 14.76
achang87 (638) 98.9%
Buy It Now
+S$ 34.83 postage
from United States
Last one
1 watchers
ICP-ANALYSIS - Aquarium Reef WATER ANALYSIS SINGLE TEST - 33 ELEMENTS
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Brand New
S$ 55.81
aquariummarketplace (584) 96.7%
Buy It Now
+S$ 36.04 postage
from United States
Fauna Marin Reef ICP Total Test (Single Test) Conductivity, Density, PH, Density
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Brand New
S$ 70.92
aquariummarketplace (584) 96.7%
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+S$ 36.48 postage
from United States
Fauna Marin Reef ICP Test (Single Test) 37 Values
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Brand New
S$ 47.27
aquariummarketplace (584) 96.7%
Buy It Now
+S$ 35.79 postage
from United States
Last one
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