Hydroponic Research® DOS A (100 lbs.)

Hydroponic Research® DOS Part A, 8-0-0, Two-Part Stock Concentrate Powder (100 lbs.)

More concentrated. A better price point. Already the cleanest, most stable nutrient, today's DOS makes every part of your grow even easier. Specially made for proportionate mixers and fertigation systems. The two-part powder maintains a consistent balance as a stock concentrate, so managing EC has never been easier.

DOS two-part nutrients is the cleanest, most stable nutrient containing all the essential macro and micronutrients for your grow.