Lac Dye
Redis a natural food color extracted
from the female insect Laccifer lacca
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
B、C、D、E
etc.
·Characteristics
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The appearance
of normal Lac Dye Red 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, it’s reddish orange when
PH is between 3~5,red
to purplish red color when PH is between
5~7,
it’s 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 Red, appropriate quantity
of purified water must be used for
dissolving Lac Dye Red before adding
into food or beverage.
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Quality
Standard
Items
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Enterprise Standard
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Normal Product
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Water soluble
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Appearance
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Bright Red Powder
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Brown Powder
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Color Value E(1%、1cm、490±3nm)
|
130~160
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70~160
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Loss on Drying
% Less
than
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10
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10
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Ash %
Less than
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0.8
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13
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PH
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3~4
|
4~6
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Lead(as
Pb)
mg/kg Less than
|
5
|
5
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Arsenic(as
As) mg/kg
Less than
|
2
|
2
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Pathogenic Bacteria
|
Negative
|
Negative
|
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·Applications
and Usage Instruction (in compliance
with GB2760:Hygienic standards
for uses of food additives)
|
Lac Dye
Red can be widely used
in beveragcs offruit
and vegetable juice
(pulp), fruit-flavoured
beverages, soda pop,
compound seasonings,
jam, cocoa products,
fillings for bakery
wares, chocolates and
chocolate products,
imitation wlne.
When use normal Lac
Dye Red, should dissolve
the color with a small
amount of ethanol or
propanediol first, and
then mix the color solution
with food materials.
Before use Water Soluble
Lae Dye Red, a small amount
of purified water must
be used for dissolving
the color first, and then
mix the color solution
with food materials
.
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·Usage
Reference(in compliance with
GB2760:Hygienic standards for
uses of food additives)
|
The maximum usage limit for
all products is 0.5g/kg.
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·Legal
registered number
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CNS NO:08.104 KFDA NO:Natural
Additives,13 Japanese NO:Natural
Additives,462
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·Package
Powder
is packed with corrugated
box, carton, or plastic drum
with inner double plastic
bags, net weight is 10kg or
20kg for each container. Liquid
is packed with plastic drum,
net weight is 20kg.Package
standards are also available
according to consumer‵s 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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