Quick view Details urban farm UF pH UP 31% KOH * In Store Pick Up Only MSRP: Now: $30.00 Choose Options Compare Quick view Details urban farm UF pH Down 25% H3PO4 * In Store Pick Up Only MSRP: Now: $30.00 Choose Options Compare Quick view Details General Hydroponics GH pH Down Liquid * In Store Pick Up Only MSRP: Now: $12.30 Choose Options Compare Quick view Details General Hydroponics GH pH Up Liquid * In Store Pick Up Only MSRP: Now: $12.88 Choose Options Compare Quick view urban farm UF pH UP 31% KOH * In Store Pick Up Only UF pH UP 1 gal. 31% KOH MSRP: Now: $30.00 Choose Options Compare Quick view urban farm UF pH Down 25% H3PO4 * In Store Pick Up Only UF pH UP 1 gal. 31% KOH MSRP: Now: $30.00 Choose Options Compare Quick view General Hydroponics GH pH Down Liquid * In Store Pick Up Only General Hydroponics® pH Down Liquid The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level. MSRP: Now: $12.30 Choose Options Compare Quick view General Hydroponics GH pH Up Liquid * In Store Pick Up Only General Hydroponics® pH Up Liquid This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level. MSRP: Now: $12.88 Choose Options Compare Compare Selected × OK
Quick view Details urban farm UF pH Down 25% H3PO4 * In Store Pick Up Only MSRP: Now: $30.00 Choose Options Compare Quick view Details General Hydroponics GH pH Down Liquid * In Store Pick Up Only MSRP: Now: $12.30 Choose Options Compare Quick view Details General Hydroponics GH pH Up Liquid * In Store Pick Up Only MSRP: Now: $12.88 Choose Options Compare Quick view urban farm UF pH UP 31% KOH * In Store Pick Up Only UF pH UP 1 gal. 31% KOH MSRP: Now: $30.00 Choose Options Compare Quick view urban farm UF pH Down 25% H3PO4 * In Store Pick Up Only UF pH UP 1 gal. 31% KOH MSRP: Now: $30.00 Choose Options Compare Quick view General Hydroponics GH pH Down Liquid * In Store Pick Up Only General Hydroponics® pH Down Liquid The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level. MSRP: Now: $12.30 Choose Options Compare Quick view General Hydroponics GH pH Up Liquid * In Store Pick Up Only General Hydroponics® pH Up Liquid This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level. MSRP: Now: $12.88 Choose Options Compare Compare Selected × OK
Quick view Details General Hydroponics GH pH Down Liquid * In Store Pick Up Only MSRP: Now: $12.30 Choose Options Compare Quick view Details General Hydroponics GH pH Up Liquid * In Store Pick Up Only MSRP: Now: $12.88 Choose Options Compare Quick view urban farm UF pH UP 31% KOH * In Store Pick Up Only UF pH UP 1 gal. 31% KOH MSRP: Now: $30.00 Choose Options Compare Quick view urban farm UF pH Down 25% H3PO4 * In Store Pick Up Only UF pH UP 1 gal. 31% KOH MSRP: Now: $30.00 Choose Options Compare Quick view General Hydroponics GH pH Down Liquid * In Store Pick Up Only General Hydroponics® pH Down Liquid The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level. MSRP: Now: $12.30 Choose Options Compare Quick view General Hydroponics GH pH Up Liquid * In Store Pick Up Only General Hydroponics® pH Up Liquid This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level. MSRP: Now: $12.88 Choose Options Compare Compare Selected × OK
Quick view Details General Hydroponics GH pH Up Liquid * In Store Pick Up Only MSRP: Now: $12.88 Choose Options Compare Quick view urban farm UF pH UP 31% KOH * In Store Pick Up Only UF pH UP 1 gal. 31% KOH MSRP: Now: $30.00 Choose Options Compare Quick view urban farm UF pH Down 25% H3PO4 * In Store Pick Up Only UF pH UP 1 gal. 31% KOH MSRP: Now: $30.00 Choose Options Compare Quick view General Hydroponics GH pH Down Liquid * In Store Pick Up Only General Hydroponics® pH Down Liquid The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level. MSRP: Now: $12.30 Choose Options Compare Quick view General Hydroponics GH pH Up Liquid * In Store Pick Up Only General Hydroponics® pH Up Liquid This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level. MSRP: Now: $12.88 Choose Options Compare Compare Selected × OK
Quick view urban farm UF pH UP 31% KOH * In Store Pick Up Only UF pH UP 1 gal. 31% KOH MSRP: Now: $30.00 Choose Options Compare Quick view urban farm UF pH Down 25% H3PO4 * In Store Pick Up Only UF pH UP 1 gal. 31% KOH MSRP: Now: $30.00 Choose Options Compare Quick view General Hydroponics GH pH Down Liquid * In Store Pick Up Only General Hydroponics® pH Down Liquid The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level. MSRP: Now: $12.30 Choose Options Compare Quick view General Hydroponics GH pH Up Liquid * In Store Pick Up Only General Hydroponics® pH Up Liquid This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level. MSRP: Now: $12.88 Choose Options Compare Compare Selected × OK
Quick view urban farm UF pH Down 25% H3PO4 * In Store Pick Up Only UF pH UP 1 gal. 31% KOH MSRP: Now: $30.00 Choose Options Compare Quick view General Hydroponics GH pH Down Liquid * In Store Pick Up Only General Hydroponics® pH Down Liquid The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level. MSRP: Now: $12.30 Choose Options Compare Quick view General Hydroponics GH pH Up Liquid * In Store Pick Up Only General Hydroponics® pH Up Liquid This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level. MSRP: Now: $12.88 Choose Options Compare Compare Selected × OK
Quick view General Hydroponics GH pH Down Liquid * In Store Pick Up Only General Hydroponics® pH Down Liquid The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level. MSRP: Now: $12.30 Choose Options Compare Quick view General Hydroponics GH pH Up Liquid * In Store Pick Up Only General Hydroponics® pH Up Liquid This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level. MSRP: Now: $12.88 Choose Options Compare Compare Selected
Quick view General Hydroponics GH pH Up Liquid * In Store Pick Up Only General Hydroponics® pH Up Liquid This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level. MSRP: Now: $12.88 Choose Options Compare Compare Selected