It is understood that Tween 60 is a lemon-colored to orange oily liquid or semi-gel, with a slight special odor and a slightly bitter taste. Soluble in water, aniline, ethyl acetate and toluene, insoluble in mineral oil and vegetable oil. It is used as emulsifier, defoaming agent, lubricant, detergent, antistatic agent, etc., and is widely used in the food industry.
The added usage limit of Tween 60 in various foods is as follows:
GB 2760-96 (g/kg): As an O/W food emulsifier, used alone or mixed with Span-60, Span-65, and Span-80. Our country stipulates that it can be used in bread, with a maximum usage of 2.5g/kg; in emulsified flavors, the maximum usage is 1.5g/kg.
FDA, §172.836 (2000): Edible oil and fat toppings 0.4%, cake 0.46%; candy coating 0.2%, sweets 0.3%, shortening 1%, edible vegetable oil emulsification 0.4%, alcohol-free Beverage foaming agent 4.5%, yeast fermented product dough conditioner 0.5%, chocolate flavored syrup emulsifier 0.05%, solid soft drinks 4.5%, gelatin desserts 3.6%.
FAO/WHO (1984): Chocolate and sandwich chocolate 10g/kg (used alone or in combination with other emulsifiers, the total emulsifier dose is 15g/kg); cold drinks 10g/kg (based on the final product, Alone or in combination with other emulsifiers, stabilizers and thickeners).