Inspection Methods for Polyvinyl Chloride Plastic Food Utensils, Containers and Packaging Revised
On September 23, 2013, the "Ministry of Health and Welfare" of the Taiwan region of China issued Announcement No. 1021950379, giving advance notice of a draft amendment to the "Test Methods for Food Utensils, Containers and Packaging - Testing of Polyvinyl Chloride Plastics", and public comments or suggestions will be accepted within 20 days.
The main points of the amendment are as follows:
I. Testing of lead and cadmium: storage bottles, the preparation of nitric acid solution, the concentration range for preparing standard solutions, and content determination are added.
II. Testing of dibutyltin compounds, cresyl phosphate and vinyl chloride monomer: the test method is amended from gas chromatography to gas chromatography-mass spectrometry analysis, and the text on other apparatus, reagents, utensils and materials is amended accordingly.
III. Testing of potassium permanganate consumption: volumetric flasks and the preparation of reagents are added, and the determination is amended.
IV. Testing of heavy metals: volumetric flasks and the preparation of reagents are added, and the preparation of the lead standard solution and the preparation of test solutions for liquid-holding containers are amended.
V. Testing of evaporation residue: the preparation of reagents is added, and the content determination is amended.
VI. The limit of quantification for lead, cadmium and dibutyltin compounds is amended.
VII. Notes 2 and 3 are added.
——This article is reprinted from China Packaging Network (pack.cn). Original link: http://news.pack.cn/show-361902.html
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