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Propyl Paraben 94-13-3
Propylparaben is a colorless and fine crystalline or white crystalline powder, almost odorless and with slightly astringent.Soluble in ethanol, ethyl ether, acetone and other organic solvents, slightly soluble in water.
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Appearance |
White crystalline powder |
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Assay (on dry base) |
99.0 - 100.5% |
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Melting point |
96-98ºC |
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Residue on ignition |
≤0.1% |
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Sulphate ash |
≤0.05% |
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Color of solution |
Passed |
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Acidity |
Passed |
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Appearance of solution |
Passed |
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Related substances |
≤0.5% |
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Heavy metal (Pb) |
≤10ppm |
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Loss on drying |
0.5% |
Uses
1. Propylparaben Used as preservatives and antioxidants, and also used in the pharmaceutical industry
2. Used as the antimicrobial preservative in pharmaceuticals and cosmetics
3. According to ethyl p-hydroxybenzoate
4. Used as antiseptic and antimicrobial.
5. Used as the preservatives of food, cosmetics and medicines.
1. Any inquiries will be replied within 12 hours.
2. Dedication to quality, supply & service.
3. Strictly on selecting raw materials.
4. OEM/ODM Available.
5. Reasonable & competitive price, fast lead time.
6. Sample is available for your evaluation & Formulation development.
7. Faster delivery:Sample order in stock and 3-7 days for bulk production.
8. We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder.
9. After-Sale Service:
(1) International Authorized Third-Party Test For The Products You Demand.
(2) 60 Days Warranty of quality of goods.
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Shipping Terms |
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By Express |
By Air |
By Sea |
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Suitable for under 50kg Fast: 3-7 days High cost Door to door service, easy to pick up the goods |
Suitable for more than 50kg Fast: 3-7 days High cost Port to port, professional broker needed |
Suitable for more than 500kg Slow: 7-45 days Low cost Port to port, professional broker needed |
Qingdao Sigma Chemical Co.,Ltd is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma Chemical Co.,Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
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