In particular, this is the case for the so-called ‘non-intentionally added substances ‘(‘NIAS’) which are impurities from the intentionally added substances or substances resulting from chemical reactions (such as decomposition products or by-products formed during the production process), that are present in the finished material.
To zlasti velja za tako imenovane nenamerno dodane snovi, kot so nečistoče v namerno dodanih snoveh ali snovi, ki nastanejo pri kemičnih reakcijah (kot so produkti razgradnje ali stranski produkti, ki nastajajo v proizvodnem procesu), prisotne v končnem materialu.