Collection: Manual Testers
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General Hydroponics pH Control Kit
![GH pH Control Kit (12/Cs)]()
- Regular price
- $21.99
- Sale price
- $21.99
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General Hydroponics pH Test Kit 1 oz
![GH pH Test Kit 1 oz (24/Cs)]()
- Regular price
- $9.99
- Sale price
- $9.99
- Regular price
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- Unit price
- per
Sold out
