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Npk™ Soil Test Kit

AP1480

Specifically designed to meet the needs of the GLOBE Program. This kit is safe, fun and can easily ship anywhere.

  • 50 tests each for nitrogen, phosphorus, and potassium 
  • uses non-hazardous TesTabs®
  • all necessary apparatus
  • simple, diagrammed instructions
  • laminated color chart.

 Grades 5 and up.

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