Food additives data book - wordpres

Colourings 290
NAME: Ponceau SX
CATEGORY: Food colour
FOOD USE: Colouring of cherries
SYNONYMS: C.I. 14700 (Food Red 1)/ Formerly FD&C Red 4/ 2-(5-Sulpho-2,4-xylylazo)-1-naphthol-4-sulfonate
disodium salt
FORMULA: C18 H14 N2 O7 S2 Na2
MOLECULAR MASS: 480.23
ALTERNATIVE FORMS: Potassium salt/ Calcium salt
PROPERTIES AND APPEARANCE: Dark red powder
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:
PURITY %: 87
WATER CONTENT MAXIMUM IN %: 10