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Food additives data book - wordpres

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Enzymes 432<br />

NAME: Invertase<br />

CATEGORY: Enzymes<br />

FOOD USE: Confectionery<br />

SYNONYMS: Beta-D-fructofuranoside fructohydrolase/ EC 3.2.1.26/ Sucrase/ Invertin<br />

pH OPTIMUM: Candida spp. 4.5; Saccharomyces spp. 4.5<br />

TEMPERATURE OPTIMUM °C: Candida spp. 50; Saccharomyces spp. 55<br />

SIDE ACTIVITIES: Candida spp. proteases; Saccharomyces spp. proteases<br />

FUNCTION IN FOODS: Hydrolysis of sucrose to glucose and fructose<br />

TECHNOLOGY OF USE IN FOODS: Used to hydrolyse sucrose to glucose and fructose, to prevent crystallisation in confectionery and to<br />

increase sweetness and liquidity in confectionery soft centres<br />

SYNERGISTS: Candida spp.; Saccharomyces spp.<br />

ANTAGONISTS: Candida spp.; Saccharomyces spp.<br />

LEGISLATION:<br />

USA: UK and EUROPE: CANADA:<br />

GRAS – Saccharomyces cerevisiae Saccharomyces cerevisiae Saccharomyces cerevisiae – permitted in or upon soft-centred<br />

and liquid-centred confections, unstandardised baking goods<br />

REFERENCES: Ash, M., and Ash, I. (1995) <strong>Food</strong> Additives. Gower Publishing Co., Brookfield, VT.<br />

Owusu-Ansah, Y. J. (1991) Enzymes. In: Smith, J. (Ed.), <strong>Food</strong> Additive User’s Hand<strong>book</strong>. Blackie<br />

A & P, London, pp. 120–150.<br />

ANY OTHER RELEVANT INFORMATION: Candida spp. maximum activity is shown at low substrate levels; Saccharomyces spp. all contain a<br />

bound mannan

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