Home | Favorites


 

[Name]: Lac Dye color

 

[Origin]:Lac color is extracted from Laccifer lacca by weak alkali solution and refining.

 

[Composition]: Laccaic acid A(85%) and Laccaic acid B, C, D, E ,etc.

 

[Characteristics]: 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

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

 

[Application]Applicable to food and beverages.


 

  Fax

Tel:0791-88105818 Fax:0791-88102328
E-MAIL:hkcolors@yahoo.com.cn
Web Site:http://www.hkcolors.com
copyright 2006-2016  by HUA KANG NATURAL COLOR FACTORY