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Which of the following is used for packaging of milk in pouches?

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Which of the following is used for packaging of milk in pouches?

(a) Polyvinyl

(b) Polyethylene Terephthalate

(c) Polyethylene

(d) Polyester

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Asked question is from Food Packaging Materials topic in portion Food Packaging Materials, Packaging Standards and Regulation Laws of Food Packaging Technology

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Right answer is (d) Polyester

Best explanation: Polyester pouches are used for packaging milk. Packaging materials used for milk should ideally not transmit more than 8% of incident light at 500nm wavelength and not more than 2% at 400nm wavelength. Other materials used for the same include – polypropylene, polystyrene, poly vinyl chloride, polyvinyldiene chloride (cryovac), rubber hydrochloride (pliofilm), polyester, polyamide (nylon), saran (a mixed polymer).

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