China H&Z® Ethyl paraben is white crystalline substance with a slightly bitter taste and burning numbness.As an antibacterial preservative, ethylparaben is widely used in cosmetics, food and pharmaceutical preparations.It can be used alone or in combination with other parabens or antibacterial agents.It is one of the most frequently used antibacterial preservatives in cosmetics.These parabens can play a role in a wide pH range, and have spectral antibacterial activity, of which the most effective for yeast and mold.Because the solubility of paraben is poor, its salts are often used.