Knowing about the chemicals that you should purchase and from where you are going to purchase them is definitely confusing and extremely daunting. However, there are certain things that you should know and if you are well versed about the chemicals and where you can find them, it is going to be easier for you to purchase chemicals. The first and most important thing that you should know is that each and every chemical is labeled with a certain grade. This grade is responsible for the purity of the chemical. The more the number of chemicals, water, impurities, or metals in a particular chemical, the lower is the grade. Given below is a list of the chemical grades and the uses that they have.
Reagent (Alternative name: ACS)
The purity in these kinds of chemicals is high and they are responsible for meeting or exceeding the standards, which are set by the American Chemical Society. They are known to work for all the manufacturing as well as scientific needs. They are also required for those experiments, which involve living biological matter.
Laboratory (Alternative name: Lab)
They have high purity but are responsible for containing a certain amount of impurities as well. They are used mostly for the projects of the science fairs. These kinds of chemicals cannot be used in medicines or foods.
Technical (Alternative name: Industrial)
These kinds of chemicals are known to contain certain impurities. They are used for industrial and commercial purposes and can be used for a number of science fair projects. However, they cannot be used in any kinds of food or medicines.
Local resources for buying certain common chemicals
In order to buy chemicals, you need to know that some of them are used in hygiene and beauty, cleaning and laundry, gardening, or for maintaining the buildings. These types of chemicals can normally be purchased from the local stores as opposed to ordering them from the specialty companies. Given below is a list of the chemicals, which you can purchase locally.
The common name for acetic acid is white vinegar and it contains 5% to 8% acetic acid within the water. You will get acetic acid in any grocery store.
Acetone is basically nail polish remover and it can also be used as paint thinners. Acetone is available in any hardware store or a drug store. You need to know that acetone is flammable and that is why you have to be careful.
Ammonium hydroxide is household ammonia, which is known to contain 10% of ammonium hydroxide in water. It is corrosive in nature.
Fruit salt or calcium chloride, along with various other chemicals, is used for melting snow. Calcium chloride is also going to be available in any hardware store.
Hydrated lime, slaked lime, or garden lime is the household names for calcium hydroxide. Calcium hydroxide is available in the garden centers for a hardware store. A precautionary measure that you should follow is you should avoid contacting the chemical with your eye or breathing the chemical.
There are a number of other chemicals, which are readily available locally. It is important that you know where they are going to be available so that you can purchase them without any confusion.