detailed information regarding the contents and levels of metals in Future Harvest products can be reviewed at the Association of American Plant Food Control Officials (AAPFCO) website

and 9V battery supply

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Nutradip PPM AC/DC Powered Meters

They are also a readily available source of nitrogen

Ton O Bud - (0-49-32) Fertilizer detailed information regarding the contentsProduct Description Ton O Bud is one of the best selling additives in Future Harvests extensive additive range, globally recognized for its proven reputation as one of the most powerful plant enhancing additives on the market. Designed to pack bulk onto flowers and fruits during the middle stages of the flowering cycle, Ton O Bud offers concentrated P K (phosphorus and potassium) addition, leading to higher end yields, drastically increased flower