DA/ Dehydroacetic Acid Supplier 520-45-6

CAS No.: 520-45-6
Type.: Preservative
Appearance: White powder
Molecular Formula： C8H8O4
Shelf Life： -
Min Order Quantity: -

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Items	Specification
Appearance	White or yellowish crystalline powder
Purity, % ≥	99.0%
Acidity(ml,0.1N NaOH 2.0g)	≤0.2
Heavy metals	≤0.001%
Loss on drying	≤1.5%
Moisture	≤0.3%
Sulphate Ash	≤0.1%

(1) Dehydroacetic acid/DA is a broad-spectrum food preservative. Dehydroacetic acid/DA can effectively restrain the mold, yeast and oxygen activity of bacteria, staphylococcus aureus, salmonella and other harmful microorganism growth and reproduction, but for anaerobic bacillus bacteria and lactobacillus acidophilus beneficial microbes such as null and void, almost against the effect of development was stronger than the sterilization effect, so as to effectively prolong food to save time, and keep the original flavor of food.

(2) Dehydroacetic acid/DA is also used in daily cosmetics, fiber products, medicine (such as the treatment of tinea), and the preservation of dental materials.