Test Kits

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Carbonate Hardness (KH) Test Kit

$8.99
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SKU: APH7075

Carbonate Hardness (kH) Test Kit 0.5oz 15ml

$12.59
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SKU: SER461

Carbonate Hardness/General Hardness (KH/GH) Test Kit

$13.64
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SKU: APH7076

Chlorine (cl) Test Kit 0.5oz 15ml

$14.16
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SKU: SER103
-33%

Copper (Cu) Test Kit 0.5oz 15ml

Original price was: $18.89.Current price is: $12.59.
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SKU: SER102
-20%

Copper Fritz Test Kit Fresh and Saltwater

Original price was: $14.99.Current price is: $11.99.
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SKU: FR236

Freshwater Master Test Kit

$38.99
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SKU: APH1006

General Hardness (gH) Test Kit 0.5oz 15ml

$10.49
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SKU: SER462
-20%

General Hardness GH Fritz Test Kit Fresh and Saltwater

Original price was: $13.99.Current price is: $11.19.
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SKU: FR235

Hagen Replacement Test Tubes 2pk

$6.29
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SKU: HA8929

HALO Wireless Field pH Meter New Storage solution out of date

$173.25
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SKU: HN124

HI702 Copper Checker High Range FW & Marine Colorimeter Test

$68.20
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SKU: HN103