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| Lac color |
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| powder |
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| Applicable to food and beverages. |
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Source: Lac color is extracted from Laccifer lacca by weak alkali solution and refining.
Main composition: Laccaic acid A(85%) and Laccaic acid B, C, D, E ,etc.
Characters: Red or red-purple powder. In aqueous solution its color vary with its PH. When PH is 3-5, it is orange-red, PH is 5-7 red to red-purple color. When PH is more than 7, it is red-purple. The resistance to light and heat is good in acid medium. Powder dissolves in water(0.1%), in alcohol and propanediol, pass through 80-mesh-screen.
Quality standard:
ITEMS INDICES
Appearance Purple-red powder
Color value E 10%,1cm 490nm 1300 ------- 1470
Drying weightlessness ● 10%
Ash ● 0.8%
Heavy metal ●ppm 10
Lead ●ppm 5
Arsenic ●ppm 2
Microbiologic quality Conforms to standards of food additives
Technological Process:
Raw Material ∪ weak alkali solution Extracting ∪Purification ∪Killing of Bacteria ∪ Drying ∪ Powder
Usages: Applicable to food and beverages.
Storage: Prevent contact with air, light and heat, and store in cool condition.
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food additive & flavoring |
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