Because people who are prescribed medication need a certain amount of the substance for it to be effective for them. Too much and something bad could happen, too little and there may not be enough to be effective.
If the distillate alcohol is flammable what does it tell you about the purity of the substance?
There are many factors that can affect the purity of a substance. Substances are considered impure if anything is added to them.
The purity of a vitamin is the same as the purity of any other substance; it means that you have only that substance and nothing else mixed in with it.
Assay
There are many reasons why product purity is considered to be important. In regard to chemicals, the purity might change the effectiveness of the contents with a change in purity.
A primary standard substance is referred to a reagent which is pure. This is a substance that can be weighed easily due to its purity.
The purity of any substance can be checked through Melting Point,Boiling Point or Chromatography. As A pure substance has a set and exact melting point and boiling point and a pure substance shows only one spot on the chromatogram.
Yes, it is true; but the absolute purity doesn't exist.
A primary standard substance is referred to a reagent which is pure. This is a substance that can be weighed easily due to its purity.
Yes, as long as a substance is 100% (purity), it is considered as a pure substance. But logically, there is no such thing as a pure substance.
An impure substance contain impurities. The degree of purity depends on the desired application.
The purity of a compound can be checked using the process of chromatography. It refers to a separation technique to analyze the contents of a compound.