Easy product returns
You can return the product without providing a reason within 14 days.
- Phase: growth, flowering
- For growing in: soil, hydroponics, cocos
- Guaranteed composition:
- Nitric acid: 3%
- Phosphoric acid: 5%
- Sulfuric acid: 10%
Gold Label Ultra pH- is a universal acid for adjusting the pH levels of nutrient solutions.
It contains a balanced mix of phosphoric acid, nitric acid and sulphuric acid.
Add last to your nutrients solution, reduce pH carefully in small steps and stir well before measuring.
Use Ultra pH- in the vegetative and flowering period.
Analysis Ultra pH-: