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Food additives data book - wordpres

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HEAVY METAL CONTENT MAXIMUM IN 40<br />

ppm:<br />

ARSENIC CONTENT MAXIMUM IN ppm: 3<br />

ASH MAXIMUM IN %: 2<br />

SOLUBILITY % AT VARIOUS TEMPERATURE/pH COMBINATIONS:<br />

in water: @ 20°C Completely soluble @ 50°C Completely soluble @ 100°C Completely soluble<br />

in vegetable oil: @ 20°C Insoluble @ 50°C Insoluble @ 100°C Insoluble<br />

in sucrose solution: @ 10% Completely soluble @ 40% Completely soluble @ 60% Completely soluble<br />

in sodium chloride solution: @ 5% Completely soluble @ 10% Soluble @ 15% Soluble<br />

in ethanol solution: @ 5% Completely soluble @ 20% Completely soluble @ 95% Slightly soluble<br />

@ 100% Slightly soluble<br />

in propylene glycol: @ 20°C Insoluble @ 50°C Insoluble @ 100°C Insoluble<br />

FUNCTION IN FOODS: A water-soluble blue-green food colour<br />

ALTERNATIVES: Other green colours, although not of the same hue, include: Green S E142; Chlorophyllin; Copper<br />

chlorophyll; Chlorophyll<br />

TECHNOLOGY OF USE IN FOODS: Readily water soluble, since in powdered form a predilution is helpful.<br />

Stability to heat and oxidation is far superior to that of the uncoppered chlorophyllin.<br />

SYNERGISTS: None known<br />

ANTAGONISTS: Sulphur dioxide/ Metal ions<br />

FOOD SAFETY ISSUES: None known; however, copper chlorophyllin is not considered natural since the copper addition is<br />

performed artificially<br />

Copper chlorophyllin 221

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