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SGS can provide you with a broad spectrum of independent fertilizer testing services from our global network of fertilizer testing laboratories.

Globally, SGS’s laboratory analysis is performed in accordance with the industry standard practices of the Association of Fertilizer & Phosphate Chemists (AFPC), the Association of Analytical Chemists (AOAC), and The Fertilizer Institute (TFI).

We constantly monitor our performance by participating in numerous industry and standards quality assurance programmes, such as Laboratory Quality Services International’s (LQSi) proficiency test programme for potash.

We can provide the following potash testing services:

  • Angle of Repose
  • Bulk density
  • Calcium analysis
  • Chloride analysis
  • Colour, visual
  • Magnesium analysis
  • Water analysis (moisture content)
  • Particle hardness
  • pH analysis (ISE06T)
  • Potassium content (K2O, KCL)
  • Screening
  • Forms of Sulphur
  • Water residues (water insoluble matter)

We enforce ethical practices, and best-in-class regulatory compliance to ensure your trust and satisfaction. No matter where in the world your fertilizer product is, our unrivalled network of laboratories is ready to provide you with trusted chemical analyses.