High acidity vinegar is primarily sold in three categories based on strength: , horticultural/industrial grade (20-45%) , and super-concentrates (up to 75%) . While standard 5% white vinegar is ubiquitous in grocery stores, higher concentrations are typically found at home improvement retailers, agricultural supply stores, or specialized online merchants. Where to Buy by Vinegar Strength
The "best" place to buy depends on whether you need it for household cleaning, heavy-duty industrial tasks, or garden weed control. High Acidic Vinegar - Amazon.com where to buy high acidic vinegar