basic dyes are more effective for bacterial staining than acidic dyes because basic dyes have a positive charged chromogen. Bacterial nucleic acids and certain cell wall compo â¦ nents carry a negative charge that strongly binds to the cationic chromogen.
Zinc oxide can be used in ointments, creams, and lotions to protect against sunburn and other damage to the skin caused by ultraviolet light (see sunscreen). It is the broadest spectrum UVA and UVB reflector that is approved for use as a sunscreen by the FDA, and is completely photostable.he zinc oxide is thought to have been produced by heating zinc ore in a shaft furnace. This liberated metallic zinc as a vapor, which then ascended the flue and condensed as the oxide. This process was described by Dioscorides in the 1st century AD.
Zinc gluconate for acne. Research studies have shown that taking about 200 milligrams a day orally (corresponding to only about 30 mg of effective zinc) is effective in reducing acne inflammation due to zinc's action on inflamed cells and granulocytes. Zinc oxide for acne.Topical application of acne on the affected areas can reduce the production of sebum and oils on the area and can accelerate the healing of your zits. Chelating. skin is seen to be more effective in terms of zinc absorption.inc oxide for acne. Topical application of acne on the affected areas can reduce the production of sebum and oils on the area and can accelerate the healing of your zits. Chelating. skin is seen to be more effective in terms of zinc absorption.