Master B Retail prices:5gal 15% Water Insoluble Nitrogen

15% Water Insoluble Nitrogen

Total Nitrogen (N)……………………………………1

50% Chelated Iron

5gal – $464

Molybdenum (Mo)…………………………

Master B Retail prices:5gal 15% Water Insoluble Nitrogen1 5 6 Humboldt Nutrients Master A&B is a premium two part fertilizer program designed for all plants and made with the highest quality mineral ingredients. What sets the Master Series apart from its peers is the amino chelation of heavy metal micronutrient content. Other synthetic 2 part and 3 part programs use cheaper imported Chinese chemical chelating agents called EDTA and EHDDA, to make micronutrients available. These are highly toxic chemicals