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American Marine Pinpoint Salinity Calibration Fluid 1.026 Specific Gravity American Marine Pinpoint Salinity Calibration Fluid 1.026 Specific Gravity

Product Code: AMM00600
UPC - 687951006000


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22 In Stock
API 5-IN-1 Test Strips (100 Count) API 5-IN-1 Test Strips (100 Count)

Product Code: API16033
UPC - 3171630160336
MSP/MAP/MRP: $24.98


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82 In Stock
API 5-IN-1 Test Strips (25 Count) API 5-IN-1 Test Strips (25 Count)

Product Code: API07033
UPC - 317163070338
MSP/MAP/MRP: $12.98


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212 In Stock
API 5-IN-1 Test Strips (4 Count) API 5-IN-1 Test Strips (4 Count)

Product Code: API08033
UPC - 317163080337
MSP/MAP/MRP: $6.98


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91 In Stock
API Ammonia Test Strips (25 tests) API Ammonia Test Strips (25 tests)

Product Code: API04033
UPC - 317163040331
MSP/MAP/MRP: $16.98


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58 In Stock
API Freshwater Master Test Kit API Freshwater Master Test Kit

Product Code: API01034
UPC - 317163010341
MSP/MAP/MRP: $35.98


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511 In Stock
API POND Master Liquid Test Kit API POND Master Test Kit

Product Code: API13164
UPC - 317163131640
MSP/MAP/MRP: $34.98


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13 In Stock
API Reef Master Test Kit API Reef Master Test Kit

Product Code: API13402
UPC - 317163134023
MSP/MAP/MRP: $35.98


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172 In Stock
API Replacement Test Tubes for Test Kits (24 Pack) API Replacement Test Tubes for Test Kits (24 Pack)

Product Code: API01032
UPC - 317163010327
MSP/MAP/MRP: $29.98


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123 In Stock
API Saltwater Master Test Kit API Saltwater Master Test Kit

Product Code: API13401
UPC - 317163134016
MSP/MAP/MRP: $35.98


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335 In Stock
API Test Kit Ammonia for Freshwater & Saltwater API Test Kit Ammonia for Freshwater & Saltwater

Product Code: API00086
UPC - 317163000861
MSP/MAP/MRP: $15.48


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216 In Stock
API Test Kit Calcium for Saltwater API Test Kit Calcium for Saltwater

Product Code: API12069
UPC - 317163120699
MSP/MAP/MRP: $13.98


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125 In Stock
API Test Kit Copper for Freshwater & Saltwater API Test Kit Copper for Freshwater & Saltwater

Product Code: API12065
UPC - 317163120651
MSP/MAP/MRP: $12.48


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123 In Stock
API Test Kit for GH & KH Freshwater API Test Kit for GH & KH Freshwater

Product Code: API01058
UPC - 317163010587
MSP/MAP/MRP: $11.98


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25 In Stock
API Test Kit High Range PH for Freshwater & Saltwater API Test Kit High Range pH for Freshwater & Saltwater

Product Code: API00127
UPC - 317163001271
MSP/MAP/MRP: $9.48


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84 In Stock
API Test Kit KH for Freshwater or Saltwater API Test Kit KH for Freshwater & Saltwater

Product Code: API01059
UPC - 317163010594
MSP/MAP/MRP: $8.98


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70 In Stock
API Test Kit Low Range pH for Freshwater API Test Kit Low Range pH for Freshwater

Product Code: API00128
UPC - 317163001288
MSP/MAP/MRP: $7.98


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130 In Stock
API Test Kit Nitrate for Freshwater & Saltwater API Test Kit Nitrate for Freshwater & Saltwater

Product Code: API00018
UPC - 317163000182
MSP/MAP/MRP: $13.98


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175 In Stock
API Test Kit Nitrite Freshwater & Saltwater API Test Kit Nitrite Freshwater & Saltwater

Product Code: API00126
UPC - 317163001264
MSP/MAP/MRP: $11.98


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76 In Stock
API Test Kit Phosphate for Freshwater & Saltwater API Test Kit Phosphate for Freshwater & Saltwater

Product Code: API12063
UPC - 317163120637
MSP/MAP/MRP: $14.98


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136 In Stock
Aquarium Elements CR1220 Replacement Battery Aquarium Elements CR1220 Replacement Battery

Product Code: RF01220


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128 In Stock
Aquarium Elements Digital Thermometer Aquarium Elements Digital Thermometer

Product Code: RF50005


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998 In Stock
Aquarium Elements Digital PH Meter Aquarium Elements Handheld Digital pH Meter

Product Code: RF50008


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32 In Stock
Aquarium Elements TDS / pH / EC / Temp Meter Aquarium Elements TDS / pH / EC / Temp Meter

Product Code: RF50007


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107 In Stock
Aquarium Elements TDS Water Tester Aquarium Elements TDS Water Tester

Product Code: RF50006


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200 In Stock
Aquatop External Digital Thermometer w/ Dual Temp Display Aquatop External Digital Thermometer w/ Dual Temp Display

Product Code: AT01639
UPC - 819603016390


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(Out of Stock)
Aquatop Floating Glass Thermometer W/ Suction Cup Mount Aquatop Floating Glass Thermometer W/ Suction Cup Mount

Product Code: AT01581
UPC - 819603015812


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101 In Stock
ASF - Alkalinity KH Test Kit ASF - Alkalinity KH Test Kit

Product Code: ASF19003
UPC - 3443982190036


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7 In Stock
ASF - Ammonia Test Kit ASF - Ammonia Test Kit

Product Code: ASF19005
UPC - 3443982190050


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19 In Stock
ASF - Calcium Test Kit ASF - Calcium Test Kit

Product Code: ASF19009
UPC - 3443982190098


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8 In Stock
ASF - Magnesium Test Kit ASF - Magnesium Test Kit

Product Code: ASF19010
UPC - 3443982190104


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(Out of Stock)
ASF - Nitrate Test Kit ASF - Nitrate Test Kit

Product Code: ASF19007
UPC - 3443982190074


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17 In Stock
ASF - Nitrite Test Kit ASF - Nitrite Test Kit

Product Code: ASF19006
UPC - 3443982190067


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19 In Stock
ASF - pH Test Kit ASF - pH Test Kit

Product Code: ASF19004
UPC - 3443982190043


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20 In Stock
ASF - Phosphate Test Kit ASF - Phosphate Test Kit

Product Code: ASF19008
UPC - 3443982190081


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9 In Stock
ASF - Total Hardness GH Test Kit ASF - Total Hardness GH Test Kit

Product Code: ASF19002
UPC - 3443982190029


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21 In Stock
AutoAqua Digital Inline TDS - Titanium One AutoAqua Digital Inline TDS - Titanium One

Product Code: AA21188
UPC - 4714041211887
MSP/MAP/MRP: $29.99


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8 In Stock
AutoAqua Digital Inline TDS - Titanium S1 AutoAqua Digital Inline TDS - Titanium S1

Product Code: AA21189
UPC - 4714041211894
MSP/MAP/MRP: $29.99


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15 In Stock
AutoAqua Digital Inline TDS - Titanium S2 AutoAqua Digital Inline TDS - Titanium S2

Product Code: AA21190
UPC - 4714041211900
MSP/MAP/MRP: $39.99


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14 In Stock
AutoAqua Digital Inline TDS - Titanium S3 AutoAqua Digital Inline TDS - Titanium S3

Product Code: AA21191
UPC - 4714041211917
MSP/MAP/MRP: $49.99


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10 In Stock
AutoAqua Smart Stir AutoAqua Smart Stir

Product Code: AA21210
UPC - 4714041212105
MSP/MAP/MRP: $34.99


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12 In Stock
Brightwell Refractometer Calibration Standard 250 ml Brightwell Refractometer Calibration Standard 250mL

Product Code: BRI01908
UPC - 810086019083


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20 In Stock
Brightwell Refractometer Calibration Standard 60 ML Brightwell Refractometer Calibration Standard 60mL

Product Code: BRI01907
UPC - 810086019076


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79 In Stock
Coralife Deep Six Hydrometer Coralife Deep Six Hydrometer

Product Code: ESU00877
UPC - 096316008779


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24 In Stock
Coralife Digital Thermometer Coralife Digital Thermometer

Product Code: ESU00232
UPC - 096316002326


List Price: (Members Only)
23 In Stock
CoralVue Hydros iV Isolated Testing Vessel CoralVue Hydros iV Isolated Testing Vessel

Product Code: CV64157
UPC - 850009641571
MSP/MAP/MRP: $129.99


List Price: (Members Only)
6 In Stock
CoralVue Hydros Magnetic Temperature Sensor CoralVue Hydros Magnetic Temperature Sensor

Product Code: CV21198
UPC - 4714041211986
MSP/MAP/MRP: $24.99


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1 In Stock
Coralvue Hydros Salinity Kit with Calibration Fluids CoralVue Hydros Salinity Kit with Calibration Fluids

Product Code: CV64158
UPC - 850009641588
MSP/MAP/MRP: $


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3 In Stock
CoralVue Hydros Slim Temperature Probe CoralVue Hydros Slim Temperature Probe

Product Code: CV64120
UPC - 850009641205
MSP/MAP/MRP: $24.99


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5 In Stock
DD Seawater Refractometer DD Seawater Refractometer

Product Code: DD02009
UPC - 5060078020091


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8 In Stock
Fauna Marin Multi Reference 100ml Fauna Marin Multi Reference 100mL

Product Code: FA45215
UPC - 4260119452152


List Price: (Members Only)
27 In Stock
Fritz 35PPT Calibration Fluid 2oz Fritz 35PPT Calibration Fluid 1.25oz

Product Code: FM03981
UPC - 080531039816
MSP/MAP/MSRP: $6.79


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41 In Stock
Fritz Alkalinity (KH) Test Kit Fritz Alkalinity (KH) Test Kit

Product Code: FM04006
UPC - 080531040065


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24 In Stock
Fritz Ammonia Test Kit Fritz Ammonia Test Kit

Product Code: FM04001
UPC - 080531040010


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56 In Stock
Fritz Calcium Test Kit Fritz Calcium Test Kit

Product Code: FM04008
UPC - 080531040089


List Price: (Members Only)
4 In Stock
Fritz Copper Test Kit Fritz Copper Test Kit

Product Code: FM04004
UPC - 080531040041


List Price: (Members Only)
22 In Stock
Fritz General Hardness (GH) Test Kit Fritz General Hardness (GH) Test Kit

Product Code: FM04007
UPC - 080531040072


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38 In Stock
Fritz Master Test Kit Fritz Master Test Kit

Product Code: FM04009
UPC - 080531040096


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(Out of Stock)
Fritz Nitrate Test Kit Fritz Nitrate Test Kit

Product Code: FM04003
UPC - 080531040034


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73 In Stock
Fritz Nitrite Test Kit Fritz Nitrite Test Kit

Product Code: FM04002
UPC - 080531040027


List Price: (Members Only)
23 In Stock
Fritz Phosphate Test Kit Fritz Phosphate Test Kit

Product Code: FM04005
UPC - 080531040058


List Price: (Members Only)
11 In Stock
Fritz Wide Range pH Test Kit Fritz Wide Range pH Test Kit

Product Code: FM04000
UPC - 080531040003


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16 In Stock
Hagen Marina Dolphin Thermometer C/F Hagen Marina Dolphin Thermometer C/F

Product code: HAG11221
UPC - 015561112215


List Price: (Members Only)
70 In Stock
Hanna 35 ppt Salinity Calibration Solution Sachets (25 x 20 mL) - HI70024P Hanna 35 ppt Salinity Calibration Solution Sachets (25 x 20 mL) - HI70024P

Product Code: HA70024
MSP/MAP/MRP: $32.99


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12 In Stock
Hanna Copper High Range Checker Reagents 25 Tests - HI702-25 Hanna Copper High Range Checker Reagents 25 Tests - HI702-25

Product Code: HA70225
MSP/MAP/MRP: $17.99


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95 In Stock
Hanna High Range Copper Colorimeter Checker - HI702 Hanna High Range Copper Colorimeter Checker - HI702

Product Code: HA00702
MSP/MAP/MRP: $67.99


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59 In Stock
Hanna Low Range Phosphate Colorimeter Checker - HI713 Hanna Low Range Phosphate Colorimeter Checker - HI713

Product Code: HA00713
MSP/MAP/MRP: $67.99


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55 In Stock
Hanna Marine Alkalinity (dKH) Checker Reagents 25 Tests - HI772-26 Hanna Marine Alkalinity (dKH) Checker Reagents 25 Tests - HI772-26

Product Code: HA77226
MSP/MAP/MRP: $17.99


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871 In Stock
Hanna Marine Ammonia Checker HC - HI784 Hanna Marine Ammonia Checker HC - HI784

Product Code: HA00784
MSP/MAP/MRP: $67.99


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30 In Stock
Hanna Marine Ammonia Checker HC Reagents (25 Tests) - HI784-25 Hanna Marine Ammonia Checker HC Reagents (25 Tests) - HI784-25

Product Code: HA78425
MSP/MAP/MRP: $24.99


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9 In Stock
Hanna Marine Calcium Checker Reagents 25 Tests - HI758U-26 Hanna Marine Calcium Checker Reagents 25 Tests - HI758U-26

Product Code: HA75826
MSP/MAP/MRP: $29.99


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104 In Stock
Hanna Marine Nitrate Low Range Checker Calibration Check Set - HA781-11 Hanna Marine Low Range Nitrate Checker Calibration Check Set - HI781-11

Product Code: HA78111
MSP/MAP/MRP: $24.99


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4 In Stock
Hanna Marine Nitrate Checker Reagents 25 Tests - HI781-25 Hanna Marine Low Range Nitrate Checker Reagents 25 Tests - HI781-25

Product Code: HA78125
MSP/MAP/MRP: $24.99


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20 In Stock
Hanna Marine Magnesium Checker HC - HI783 Hanna Marine Magnesium Checker HC - HI783

Product Code: HA00783
MSP/MAP/MRP: $67.99


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119 In Stock
Hanna Marine Magnesium Checker Reagents (25 Tests) - HI783-25 Hanna Marine Magnesium Checker Reagents (25 Tests) - HI783-25

Product Code: HA78425
MSP/MAP/MRP: $24.99


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39 In Stock
Hanna Marine Master Waterproof Wireless Multiparameter Photometer Kit Hanna Marine Master Waterproof Wireless Multiparameter Photometer Kit

Product Code: HA97115
MSP/MAP/MRP: $449.99


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75 In Stock
Hanna Marine Nitrate High Range Checker - HI782 Hanna Marine Nitrate High Range Checker - HI782

Product Code: HA00782
MSP/MAP/MRP: $67.99


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193 In Stock
Hanna Marine Nitrate High Range Reagents - HI782-25 Hanna Marine Nitrate High Range Reagents - HI782-25

Product Code: HA78225
MSP/MAP/MRP: $24.99


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406 In Stock
Hanna Marine Nitrate LR Handheld Colorimeter - HI781 Hanna Marine Nitrate LR Handheld Colorimeter - HI781

Product Code: HA00781
MSP/MAP/MRP: $67.99


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30 In Stock
Hanna Marine PH Checker Reagents 100 Tests - HI780-25 Hanna Marine PH Checker Reagents 100 Tests - HI780-25

Product Code: HA78025
MSP/MAP/MRP: $24.99


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22 In Stock
Hanna Marine Phosphate Ultra Low Range Colorimeter Checker - HI774 Hanna Marine Phosphate Ultra Low Range Colorimeter Checker - HI774

Product Code: HA00774
MSP/MAP/MRP: $67.99


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144 In Stock
Hanna Marine Salinity Tester - HI98319 Hanna Marine Salinity Tester - HI98319

Product Code: HA98319
MSP/MAP/MRP: $89.99


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(Out of Stock)
Hanna pH 10.01 Calibration Buffer Sachets (25 x 20 mL) - HI70010P Hanna pH 10.01 Calibration Buffer Sachets (25 x 20 mL) - HI70010P

Product Code: HA70010
MSP/MAP/MRP: $39.99


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17 In Stock
Hanna pH 4.01 Calibration Buffer Sachets (25 x 20 mL) - HI70004P Hanna pH 4.01 Calibration Buffer Sachets (25 x 20 mL) - HI70004P

Product Code: HA70004
MSP/MAP/MRP: $39.99


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11 In Stock
Hanna pH 7.01 Calibration Buffer Sachets (25 x 20 mL) - HI70007P Hanna pH 7.01 Calibration Buffer Sachets (25 x 20 mL) - HI70007P

Product Code: HA70007
MSP/MAP/MRP: $39.99


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17 In Stock
Hanna Phosphate Low Range Checker Reagents - HI713-25 Hanna Phosphate Low Range Checker Reagents - HI713-25

Product Code: HA71325
MSP/MAP/MRP: $17.99


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209 In Stock
Hanna Phosphate Ultra Low Range Checker Reagents 25 Tests - HI774-25 Hanna Phosphate Ultra Low Range Checker Reagents 25 Tests - HI774-25

Product Code: HA77425
MSP/MAP/MRP: $17.99


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631 In Stock
Hanna Phosphorus Ultra Low Range Checker Reagents 25 Tests - HI736-25 Hanna Phosphorus Ultra Low Range Checker Reagents 25 Tests - HI736-25

Product Code: HA73625
MSP/MAP/MRP: $17.99


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65 In Stock
Hanna Saltwater Aquarium Alkalinity Colorimeter (dKH) Checker - HI772 Hanna Saltwater Aquarium Alkalinity Colorimeter (dKH) Checker - HI772

Product Code: HA00772
MSP/MAP/MRP: $67.99


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211 In Stock
Hanna Saltwater Aquarium Calcium Colorimeter Checker - HI758U Hanna Saltwater Aquarium Calcium Colorimeter Checker - HI758U

Product Code: HA00758
MSP/MAP/MRP: $67.99


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142 In Stock
Hanna Saltwater Aquarium PH Colorimeter Checker - HI780 Hanna Saltwater Aquarium pH Colorimeter Checker - HI780

Product Code: HA00780
MSP/MAP/MRP: $67.99


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60 In Stock
Hikari Accuprobe Hydrometer Hikari Accuprobe Hydrometer

Product Code: HI96010
UPC - 042055960106
MSP/MAP/MSRP: $13.79


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(Out of Stock)
HM 342 ppm NaCl TDS Calibration Solution 3oz / 89ml HM Digital 342 ppm NaCl TDS Calibration Solution 3oz / 89ml

Product Code: HM00001
UPC - 9114400001


List Price: (Members Only)
(Out of Stock)
HM Digital Dual TDS Monitor HM Digital Dual TDS Monitor w/ 1/4" push fittings

Product Code: HM00005
UPC - 891144000052


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816 In Stock
HM Digital pH Electrode Storage Solution HM Digital pH Electrode Storage Solution

Product Code: HM00011
UPC - 891144000113


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40 In Stock
HM Digital pH/Temp Water Resistant HydroTester HM Digital pH/Temp Water Resistant HydroTester

Product Code: HM00017
UPC - 891144000175


List Price: (Members Only)
2 In Stock