If you have got gray nail, you should manicure the bad one at first. It means that thickened parts repaired with a sharp knife, get rid of bad parts and retention of nail bed. Coating with glacial acetic acid after repaired. Do it for two to three times and last three to six months.

Copper sulfate is a sky-blue crystal, its water solution is weak acidity. It is also called blue vitriol, gall stone, bold, blue vitriol alum, which is an important raw material for preparation of other copper compounds. It can be available the Bordeaux mixture for sterilization.

Acetic acid is colorless. Acetic acid soluble in water and many organic solvents. Have a strong corrosive acid, which is weak acid solution, and perform many lively metal, alkaline oxides, the reaction of alkali such as acetate.

In chemistry, there are three major types of alcohol. These include isopropyl alcohol, methyl alcoholand ethyl alcohol. Each of these types of alcohol has separate properties, so it is important to distinguish which type of alcohol you have for reasons of safety.

When mixed with water, sodium metasilicate makes a highly effective cleaner that can remove dirt and marks from walls in preparation for painting and attack stubborn soils on siding when cleaning the exterior of a home.

SODIUM METASILICATE PENTAHYDRATE GENERAL

Methyl Ethyl Ketone is used as a solvent. Acute (short-term) inhalation exposure to methyl ethyl ketone in humans results in irritation to the eyes, nose, and throat. Limited information is available on the chronic (long-term) effects of methyl ethyl ketone in humans.

2-Butanone * Formula: C4H8O * Molecular weight: 72.1057

SODIUM METASILICATE ANHYDROUS GENERAL INFORMATION

Thenardite, named after the French chemist, Louis-Jacques Thenard, is a white or brown colored mineral with a vitreous lustre that dissolves easily in water and has a weak salty taste.