Benzoic acid
but less effect on bacteria produce acid. In the food industry with plastic barrels of concentrated fruit and vegetable juice, the
maximum amount not exceeding 2.0 g/kg; In jam (not including cans), fruit juice beverage (taste), soy sauce, vinegar, the largest
use of 1.0 g/kg; The biggest usage in jelly, wine, fruit wine, 0.8 g/kg; At low salt pickles, jam, candied fruit, the maximum
amount of 0.5 g/kg; The biggest usage in carbonated drinks, 0.2 g/kg. With benzoic acid slightly soluble in water, available when
using a small amount of ethanol to dissolve it.
Application:
1. Benzoic acid is usually used as agent or preservatives. Insurance agent is also used as a fruit drink. Can be used as a cream with the incense essence. Can also be used for chocolate, lemon, orange, berries, nuts, candied fruit flavours.
2. Benzoic acid and its sodium salt is an important part in food preservatives. Benzoic acid Chemicalbook mainly for the production of sodium benzoate food preservatives, dye intermediates, plasticizer, mordant, spices, also can be used as alkyd resin and polyamide resin modifying agent, used in the production of polyester raw materials of terephthalic acid and used as the steel equipment corrosion inhibitor, etc.
3. The product is used as food additive (preservative), dye mordant, plasticizer inp lastic industrial, and also used as organic synthetic intermediate of spices and others.
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Item
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Physical and chemical properties and safety characteristics
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Appearance
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White
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Melting point/freezing point
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122.4 °C
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Boiling point or initial boiling point and boiling range
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249.2 °C. Atm. press.:760 mm Hg.;227 °C. Atm. press.:400 mm Hg.;205.8 °C. Atm. press.:200 mm Hg
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Odour
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Odorless or with a slight benzaldehyde odor
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