The product is sold with documentary evidence of the metrological characteristics (calibration) of radioactive measurements, nitrate tester is not calibrated.  
The product is not present in the State register of measuring instruments, the product is not a measuring instrument according to law.  
Ekotester SOEKS  is designed for rapid analysis of nitrate  in fresh vegetables and fruits, as well as to assess the level of radioactivity and detection of objects, foodstuffs, construction materials contaminated with radioactive  elements.Specifications: Certifications: Delivery: 
OPERATING INSTRUCTIONS   
According to the decision  of the Chief State  Sanitary Doctor  of the Russian Federation  of November 14,  2001 N  36 " On implementation of the  International Health Regulations "  (as amended on  May 31,  August 20, 2002  April 15,  2003)  are established: Maximum allowable concentrations of nitrates in food, mg / kg: 
Verification of the metrological characteristics of indicators of radioactivity party is done by certified radioactive sources: