NPK Original Gold 15-9-15

NPK Original GOLD® 15-9-15(+2+TE)

Universal long-term complete NPK slow-release fertilizer containing ISODUR® for various uses.
  • Slow and even release of nitrogen for up to 3 months according to climatic conditions
  • Guarantees even plant development without unwanted growth peaks
  • Long-term effect allows reducing the number of fertilizer applications
  • Reduces nitrogen leaching
  • Safe to use thanks to low salt index


NPK Original Gold® is a universal long-term complete fertilizer for various uses. The balanced nutrient composition is also ideal for use on lawns, ornamental plants, trees, shrubs and commercial horticulture. NPK Original Gold® contains the high-quality long-term nitrogen form ISODUR® with high proportions of fraction II N (hot water soluble nitrogen). The high-quality long-term nitrogen secures the effect over 3 months according to climate conditions, ensures the highest N efficiency and leads to optimal growth and good coloring. Each grain contains all nutrients and thus guarantees a very exact distribution of the main and trace nutrients.

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NPK fertilizer with magnesium and sulfur N-P2O5-K2O(+MgO+S) 15-9-15(+2+9) containing isobutylidene diurea (IBDU) nitrogen, crotonylidene diurea (CDU) nitrogen, formaldehyde urea as well as boron, copper, iron, manganese and zinc.
For use in horticulture.
Poor in chloride.

15,0 %


total nitrogen
2,0 % nitrate nitrogen
8,0 % ammonium nitrogen
5,0 % IBDU nitrogen

9,0 %


neutral ammon citrate and water soluble phosphate
7,5 % water soluble phosphate

15,0 %


water soluble potassium oxide

2,0 %


total magnesium oxide
1,6 % water soluble magnesium oxide

9,0 %


total sulfur
8,0 % water soluble sulfur

0,01 %



0,002 %



0,3 %



0,1 %



0,002 %



Application Recommendations

For detailed information on application data please get in touch with your local supplier.

Form of Delivery

  • 25 kg bag
  • 600 kg big bag
Not all delivery forms are available in all countries.

List of Ingredients

> 5% of net weight

Potassium sulfate*, diammonium phosphate*, ISODUR®*, ammonium sulfate*, ammonium nitrate*, kieserite*
* Virgin material substances or mixtures

Transport & Storage Recommendations


  • Delivery as loose goods in big bags or on pallets with bags and canisters.
  • Protect loose goods from moisture during transport.
  • Protect goods from excessive direct sunlight and large temperature fluctuations during transport.
  • Only transport fertilizer at moderate temperatures. Use an air-conditioned lorry if necessary.
  • Take note of any hazardous material labels on the product.


Storage general

  • Protect stored fertilizer from frost, light, and moisture.
  • Store loose goods inside a building and not in outdoor areas. Keep doors closed and cover heaped materials.
  • As the product has a tendency to attract moisture, protect it from rain and standing water.
  • Take note of the hazardous material labels on the product where appropriate.
  • Avoid stacking more than two pallets on top of each other. Always cover loose goods and do not offload in the rain.
  • Only transport and store at temeratures between 5 °C and 40 °C. Only store in the original packaging. Products should be used up as quickly as possible once opened.

Storage temperature

  • Avoid frost and excessively high temperatures.
  • Avoid large temperature fluctuations during storage.

Storage period

  • When stored correctly, fertilizer (excluding liquid fertilizer) can be stored in its sealed original packaging for up to three years after delivery.
  • Products should be used up as quickly as possible once opened.
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