Other Packaging & Paper

so that packaged food contamination. But so far, the international printing ink limit, allow or disable the inclusion of substances and assessment methods have not yet established consensus standards, only the EU developed a plastic food packaging materials to migrate to food should not exceed 1 mg / kg wide Limited, and no special legislation on printing ink, our laws and regulations in this regard is also in a vacuum state. At present, the provisions of ink for the majority of China is still on the viscosity, initial dryness and color strength and other physical indicators of the standard, and for the safety of ink indicators and test methods are few. Therefore, the security of printing ink security is a long way to go.

Third, the resin of toxic substances in the migration of hazards
In all monomers, the toxicity of vinyl chloride is great, it has anesthetic effect, can cause the body limb vasoconstriction and pain, but also has carcinogenic and teratogenic effects. The US Food and Drug Administration pointed out that residual PVC in the PVC after oral intake of carcinogenic potential, thus prohibiting PVC products as food packaging materials, PVC is also prohibited in China for food packaging. Styrene monomer has a certain toxicity, can inhibit rat birth, so that liver and kidney weight loss, and styrene monomer easily oxidized to produce a mutagenic compound to induce phenyl-oxirane.
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