Qingdao Industrial and Commercial Bureau has examined the city's sales of interior wall paint, paint, tiles, plywood, fine wood (Daxin Ban), solid wood flooring, laminate flooring and other 7 categories of decoration materials, testing a total of different brands, different Origin of the decoration materials 70 batches. Yesterday morning, the city announced the results of Trade and Industry Bureau, 27 batches of product failure, the pass rate of 61.4%.
The spot checks, 20 batches of plywood, fine wood (Daxin Ban) in only seven batches of qualified, with a pass rate of 35%. The main reason is the failure of formaldehyde emission of harmful substances exceeding the standard and bonding strength, transverse bending strength is not enough. Industrial and commercial personnel, blockboard, plywood and other decorative panels is the main material, bonding strength unqualified, the use of surface veneer and substrate easy to detach, affecting product durability.
Check the 7 brands of plywood, fine wood formaldehyde emission measured> 15mg / L, 3 times higher than the standard, the public long-term exposure to formaldehyde, easily lead to chronic respiratory poisoning. "Strengthen the floor" is not anti-wear strengthening and wood composite wood floor testing 20 batches, 7 batches failed, the main test items are the floor surface wear, swelling thickness of water absorption, harmful substances formaldehyde emission. According to reports, the main reason for failure to test the surface is not enough wear-resistant and excessive release of formaldehyde.
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