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Type firstDescription
General Hydroponics 1500 PPM TDS Calibration Solution Free Shipping Magnesium and sulfur source: Magnesium Magnesium and sulfur source: Magnesium sulfate it supplies phosphorus and potassium alongside nitrogen
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy