Customization: | Available |
---|---|
Composition: | Potassium Sorbate |
Type: | Vinegar Preservatives |
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Butyl Paraben
Also known as dibutylhydroxytoluene, molecular formula C15H240, relative molecular mass 220.35, white crystal or crystalline
powder, odourless or slightly special odour, melting point 69.7 ° C, boiling point of 265 ° C, heat-stable, and metal ions will not be
coloured, it is a commonly used antioxidant for fats and oils.
Item |
Specification |
Test Results |
1.Appearance |
White crystalline powder |
Passed |
2. Purity (on dry base ) % |
99.0-100.5 |
99.35 |
3. Melting Point ºC |
68-71 |
68.7 |
4.Residue on Ignition % |
≤0.05 |
0.03 |
5. Acidity ml |
≤0.1 |
Passed |
6.Color of solution |
Passed |
Passed |
7. Related Substances |
Passed |
Passed |
8. Heavy Metal (Pb) ppm |
≤10 |
<10 |
9.Loss on drying % |
≤0.5 |
0.32 |
10. Organic Volatile Impurities |
Passed |
Passed |
Parabens, also known as nipagin esters, are colourless crystals or crystalline powders at room temperature, including their methyl
ester, ethyl ester, propyl ester, isopropyl ester, butyl ester, isobutyl ester, pentyl ester, heptyl ester, octyl ester, etc. Generally
speaking, with the increase of its alkyl carbon chain, its toxicity decreases and its antibacterial effect increases. The water solubility
of hydroxybenzoate is poor, and its water solubility can be improved by synthesising its sodium salt. China in March 2002 has
approved the use of sodium methyl paraben, sodium ethyl paraben and sodium propyl paraben as food preservatives.
The United States, the European Union, Canada, Japan, South Korea, Australia and other countries have also successively
approved the use of sodium parabens in food products, involving meat products, dairy products, aquatic products, spices,
pickles, beverages, confectionery, beer and other food products.
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