Food additives data book - wordpres

Colourings 278
NAME: Patent Blue V
CATEGORY: Food colour
FOOD USE: Baked goods/ Fruit and vegetable and nut products/ Edible ices/ Confectionery/ Cereal and cereal
products/ Seasonings/ Canned products/ Decorations and coatings/ Soups/ Soft drinks/ Dairy products/
Snacks/ Desserts/ Meat and poultry products
SYNONYMS: E131/ C.I. 42051 (Food Blue 5)/ Calcium or sodium compound of (4-(a(4-diethylaminophenyl)-5hydroxy-2,4-disulfophenyl-methylidene)2,5-cyclohexadien-1-ylidene)diethyl-ammonium
hydroxide
inner salt
FORMULA: C27 H31 N2 O7 S2 Ca1/2; C27 H31 N2 O7 S2 Na
MOLECULAR MASS: Calcium salt 579.72; Sodium salt 582.67
ALTERNATIVE FORMS: Potassium salt/ Aluminium lake (insoluble)
PROPERTIES AND APPEARANCE: Dark blue powder or granules
BOILING POINT IN °C AT VARIOUS N/A
PRESSURES (INCLUDING 760 mm Hg):
MELTING RANGE IN °C: N/A
FLASH POINT IN °C: N/A
IONISATION CONSTANT AT 25°C: N/A
DENSITY AT 20°C (AND OTHER N/A
TEMPERATURES) IN g/l:
HEAT OF COMBUSTION AT 25°C IN J/kg: N/A
VAPOUR PRESSURE AT VARIOUS N/A
TEMPERATURES IN mm Hg: