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Food additives data book - wordpres

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Enzymes 438<br />

NAME: Microbial rennet<br />

CATEGORY: Enzymes<br />

FOOD USE: Cheese<br />

SYNONYMS: Microbial chymosin/ EC 3.4.23.4<br />

pH OPTIMUM: 4.8–6<br />

TEMPERATURE OPTIMUM °C: 30–40<br />

FUNCTION IN FOODS: Specific for one bond of kappa-casein<br />

TECHNOLOGY OF USE IN FOODS: Cheese – coagulation of casein as powder or solution at 0.01–0.15%<br />

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

GRAS source FDA 21CFR 173.150 Approved Source – Mucor miehei, Mucor<br />

Mucor miehei, Mucor pucillus, pucillus, Endothia parasitica –<br />

Endothia parasitica, Bacillus cereus permitted in or upon cheese, cottage<br />

cheese, Emmentaler (Swiss) cheese,<br />

sour cream<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.

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