Testing Kit Instructions

WHAT ARE REAGENTS? Reagents are chemicals that change color when they come into contact with certain drugs, enabling you to detect their presence in a sample. Reagents cannot, however, detect every drug, nor can they tell you how pure or potent your drugs are. Even if you get the expected color reactions for the drug you want, there could still be one or more other drugs present. This is because: Not all drugs change color with reagents. Darker colors may overshadow lighter colors. A very tiny quantity of a drug may not produce a visible color change. Despite these limitations, reagent testing is useful...

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