Currently, food wrap is used by housewives every day in housework, especially for food and food stored in a cold environment. Have you chosen the correct and safe food wrap? Join us to find out about notes when choosing food wrap through the article below !!!
1. Materials for making food wrap
According to the Food Safety Bureau (Food Safety), the films are made of synthetic plastic materials with common materials mainly from PVC (Polyvinyl chloride) and PE (Polyethylene). Due to the chemical properties of PVC materials, when fabricating, manufacturers must use additives DEHA (Di-ethylhexyl adipate) or DEHP (Di-ethylhexyl phthalate) to soften and make transparent films.
PE food film is white, clear, flexible, easy to touch, easy to pull off the films, tough when stretched, easy to burn, fast burning, yellow flame, not off and smells like the smell of burning candles.
PVC wrap has 2 types: contains additives DEHA or DEHP and type does not contain these two additives.
The biodegradable PVC food wrap is usually ivory white / light yellow (the type that does not contain DEHA / DEHP is white), soft, slightly sticky to the hand, less elongated, difficult to burn, often burned. When burning with direct fire, when burning is accompanied by blue fire, a pungent odor.
This type is safe for human health, self-destructing, friendly with the environment.
PVC films of unknown origin are often used with additives DEHA / DEHP to increase transparency and flexibility.
According to the Department of Food Safety, this is a substance banned from use in the production of food wrap, because it contains toxins, easily leaches, contaminates food upon contact, adversely affects the health of users.
So this type of film is not recommended for production and use, but still appears on the market, consumers should be careful when choosing to buy.
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2. Choosing safe food wrap for health
Choosing the right quality food film, safe for health, we should choose products from reputable brands, distributed by reputable suppliers.
When buying PVC wrap, look carefully on the product's packaging with information that does not contain the additive DEHA / DEHP that you just bought, but if the product's packaging does not say anything, you should consider choosing another product.
Do not buy floating products with no brands, trademarks, of unknown origin, origin, and super cheap price
It is advisable to choose clear white films as they are usually made of PE and PVC materials that do not contain DEHA or DEHP ingredients.
Take your finger to test the adhesive of the film, if you find it sticky, you should choose, if you find it very sticky, you should consider choosing another product.
According to the Department of Food Safety, the Ministry of Health has issued regulations on food safety for food wrap products, manufacturers and traders who need this product need to fully comply with the regulations on food safety. in the production of food wrap; Use only clean, safe materials for the manufacture of food wrap. Do not use unauthorized additives in the production of food wrap. Products must clearly state instructions for use for food wrap according to the chemical properties of the product; Strictly complying with regulations on safety management of food wrap products according to regulations of the Ministry of Health.
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Besides, when using food wrap, you should pay attention to the following factors
When using wrap, you should not wrap the food when it's hot, wait for it to cool, then wrap it, each wrap for no more than 6 hours.
In addition, you should not use film covering foods that are high in grease, acidic, and alkaline such as pickles, salad dressings ...
With fruits with a lot of water such as pears, apples, watermelon ..., tubers such as cucumbers, cucumbers, beans, carrots ... you should wrap them in film to maintain the amount of nutrients and freshness.
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