Dehydroacetic Acid DHA CAS 520-45-6
Synonym: 3-Acetyl-6-Methylpyran-2,4-Dione
CAS No. : 520-45-6
Molecular Formula: C8H8O4
EINECS NO. : 208-293-9
Solubility: Easily soluble in glycerol, propylene glycol, slightly soluble in ethanol and acetone
Capacity: 10,000MT
| CAS: | 520-45-6 |
| EINECS: | 208-293-9 |
| Molecular Formula: | C8H8O4 |
| Molecular Weight: | 168.15 |
| Synonyms: | Dehydranone; |
Technical Specification
| TEST ITEM | SPECIFICATION |
| Item | Specification |
| Appearance | White or light yellow powder |
| Assay ( on dry basis) ,% Food Additive Dehydroacetic Acid |
98.0-100.5 |
| Melting point, ºC | 109.0-111.0 |
| Loss on Drying,% | ≤1.0 |
| Ignition residue, % | ≤0.1 |
| Heavy metals Pb (mg/kg) |
≤0.5 |
Application
- Dehydroacetic Acid DHA is a low-toxicity, high-efficiency, broad-spectrum antimicrobial agent. Used as preservatives and anti-mold agents in paint, oil, leather products, food, feed, packaging materials, and cosmetics. The maximum allowable amount (mass fraction) is 0.6% (acid), and the general use content (mass fraction) is 0.02% to 0.2%.
- It is used as an intermediate in organic synthesis; it is also used as a paste for resin emulsions such as vinyl acetate emulsion and acrylic vinyl emulsion, and also used as a paste for mixtures of polyvinyl alcohol, carboxymethyl cellulose, starch, bone glue, etc.; more recently
- Dehydroacetic Acid DHA is used in adhesives, mosquito coils, feed, shampoo, toothpaste, and other fields; because this product has an inhibitory effect on molds, yeasts, and gram bacilli, it is used as an antifungal agent and preservative in medicine, cosmetics, and food. In China, it can be used for fermented bean curd, assorted pickles, and orange juice.
- DHA can promote the growth of brain cells, improve brain functions, nourish the brain, prevent Alzheimer's, and promote the development of infants' and young children's retinas. However, in the application of prevention and treatment of cardiovascular diseases, side effects such as gastrointestinal discomfort, pulmonary embolism, skin reactions, and agranulocytosis may occur.
- It is a broad-spectrum feed preservative that can inhibit the growth of mold, yeast, and bacteria. The antibacterial effect is basically not affected by PH, but the antiseptic effect is best under neutral conditions.
Packing
25kg/drum. Available special request
Storage
Dehydroacetic Acid should be stored in a well-ventilated, cool, dry area, out of direct sunlight. Keep containers tightly closed when not in use.
Period of validity
24 months.
Company Profile
Founded in 2016, Gneebio is dedicated to providing one-stop chemical sourcing solutions to customers worldwide. Over the years, we have been committed to the chemical industries of intermediates, electronic materials, plastic additives, water treatment chemicals and biocides, and daily care products.
FAQ
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Yes, we accept sample orders.
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We don't have a fixed MOQ requirement; it should depend on the actual needs of customers.
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We have a strict QC/QA management system and strict release procedures.
We will deliver pre-shipment samples by courier before shipment, or you can inform us of your quality standard.
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We will recommend the best delivery method for you based on the quantity of your order.
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