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GB 31604.6-2016 English PDF

GB 31604.6-2016_English: PDF (GB31604.6-2016)
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GB 31604.6-2016English70 Add to Cart 0--9 seconds. Auto-delivery National Food Safety Standard -- Food Contact Materials and Articles -- Determination of Ignition Residue in Resin Valid GB 31604.6-2016
Standards related to: GB 31604.6-2016

BASIC DATA
Standard ID GB 31604.6-2016 (GB31604.6-2016)
Description (Translated English) National Food Safety Standard -- Food Contact Materials and Articles -- Determination of Ignition Residue in Resin
Sector / Industry National Standard
Classification of Chinese Standard X09
Word Count Estimation 4,425
Date of Issue 2016-08-31
Date of Implementation 2017-03-01
Older Standard (superseded by this standard) GB/T 5009.58-2003
Regulation (derived from) Announcement of the State Administration of Public Health and Family Planning 2016 No.11

GB 31604.6-2016 GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA GB/T 31604.6-2016 National Food Safety Standard – Food Contact Materials and Products – Determination of Burning Residues in Resin ISSUED ON. AUGUST 31, 2016 IMPLEMENTED ON. MARCH 1, 2017 Issued by. National Health and Family Planning Commission of PRC Table of Contents Foreword ... 3 1 Scope ... 4 2 Principle ... 4 3 Apparatus ... 4 5 Expression of Analytical Results ... 5 6 Precision ... 5 National Food Safety Standard – Food Contact Materials and Products – Determination of Burning Residues in Resin 1 Scope This Standard specifies the determination of burning residues in the resin of food contact materials and products. This Standard is applicable to the determination of burning residues in the polyethylene resin of food contact materials and products. 2 Principle After carbonization, the specimen is calcinated at 800°C, then calculate the mass of residues. 3 Apparatus 3.1 Balance. sensibility of 0.1mg. 3.2 High-temperature oven. the maximum application temperature is ≥900°C. 3.3 Dryer. 3.4 Crucible. quartz crucible or porcelain crucible. 4 Analytical Procedures 4.1 Sampling method Operate as per GB 5009.156. 4.2 Specimen determination Weigh 5g~10g (accurate to 0.1mg) of particle specimen; place it into the constant- weight crucible that has been burnt to 800°C±25°C; carefully carbonize to smoke-free; then place into 800°C±25°C high-temperature oven to burn for 2h; cool off to about ...