• Custom Hydro Hydroponic Grade Potassium Nitrate 1 lb jar, back view showing safety label and oxidizer warning
  • Haifa Multi-K GG potassium nitrate fertilizer, 1 lb repack. Typical analysis: 13.5% nitrate nitrogen and 46.2% K₂O; minimum specifications: 13.1% and 46.0%.
  • Description
  • Specifications

Greenhouse Grade Potassium Nitrate Fertilizer – 1 lb Jar

Greenhouse Grade potassium nitrate fertilizer (KNO3) supplies nitrate nitrogen and water-soluble potassium for fertigation and foliar nutrition. This 1 lb jar is a convenient package for your crop nutrition program. Packaged in a 1 lb jar. Greenhouse Grade and Hydroponic Grade are separate grades.

Manufacturer Analysis

  • Nitrate nitrogen (N): 13.5% typical; 13.1% minimum
  • Water-soluble potassium as K₂O: 46.2% typical; 46.0% minimum
  • Elemental potassium (K): 38.4% typical; 38.2% minimum
  • pH (10% solution): 9 typical; specification range 6–11
  • Water-insoluble matter: 350 ppm typical; 700 ppm maximum

Source: Greenhouse Grade technical specifications. Typical figures are not guaranteed minimums.

Use and Grade Selection

Choose rates for your crop, water analysis and complete nutrient program, following the product label. Compatibility depends on concentration, water chemistry and the other products being mixed. Compare Multi-K RECI separately when selecting a grade for recirculating systems.

Packaging and Shipping

1 lb jar.

Ground shipping only (UPS/FedEx) — LIMITED QUANTITY.

Product Label

Download the 1 lb Greenhouse Grade Potassium Nitrate label (PDF).

Safety Data Sheet

Download the Haifa Multi-K Potassium Nitrate Safety Data Sheet (SDS).

Greenhouse Grade manufacturer specifications: Nitrate nitrogen: 13.5% typical; 13.1% minimum Water-soluble K₂O: 46.2% typical; 46.0% minimum Elemental potassium: 38.4% typical; 38.2% minimum pH (10% solution): 9 typical; range 6–11 Water-insoluble matter: 350 ppm typical; 700 ppm maximum Package: 1 lb jar Source: https://www.haifa-group.com/multi-k-gg

Potassium Nitrate Fertilizer 1 lb Jar – Greenhouse Grade

Potassium Nitrate Fertilizer 1 lb Jar – Greenhouse Grade

HAZ-MAT: Limited Quantity Exception - Ground Service

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solutions tailored for the unique needs of hydroponic and organic farming practices.

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