Lac Dye Detail
Lac Dye
Alias: Lac Dye Colour
Lac Dye Description: Lac Dye is a natural food color extracted from the female insect Laccifer locca which is attach to legume and mulberry plants, by the process of extracting with weak sodium carbonate solution and refining. The main composition is laccaic ac......
Food Colouring
Alias: Lac Dye Colour
Lac Dye is a natural food color extracted from the female insect Laccifer locca which is attach to legume and mulberry plants, by the process of extracting with weak sodium carbonate solution and refining. The main composition is laccaic acid A and laccaic acid BCDE etc..
Characteristics
The appearance of normal lac dye is bright red powder, can dissolve in ethanol and propanediol, slightly dissolve in water, not in cottonseed oil. The appearance of water soluble lac dye is brown powder, and can completely dissolve in purified water. The shade of color solution is different when PH changes, its reddish orange when PH is between 35,red to purplish red color when PH is between 57, its purplish red when PH is more than 7.It has excellent resistance to light and heat in acid medium, but not in alkali medium. It can be influenced by metal ions, especially ferric ion. Before using water soluble lac dye, appropriate quantity of purified water must be used for dissolving lac dye before adding into food or beverage.
Quality Standard
Items |
Enterprise Standard |
|
Normal Product |
Water soluble |
|
Appearance |
Bright Red Powder |
Brown Powder |
Color Value E1%1cm490nm |
130160 |
70160 |
Loss on Drying % Less than |
10 |
10 |
Ash % Less than |
0.8 |
13 |
PH |
34 |
|
Leadas Pb mg/kg Less than |
5 |
5 |
Arsenicas As mg/kg Less than |
2 |
2 |
Pathogenic Bacteria |
Negative |
Negative |
Application and Usage Reference
Lac dye can be widely used in beverage, wine, candy, fruit sauce and flavor sauce .The usage reference is 0.0050.05%.
Package
Carton with inner plastic bags. Net weight is 10kg for each container. Package standards are also available according to consumers demand.
Storage
Sealed, avoid light, store in a cool and dry place.
Shelf Life
If the storage condition attains as mentioned above, powder is two years from production date. Once opened, should seal up again and use within six months.
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