On May 17, the website of Luzhou Market Supervision and Administration Bureau of Sichuan Province announced the spot check of industrial product quality at the municipal level in 2022. In
2022, Luzhou Municipal Market Supervision and Administration Bureau organized a city-level supervision and spot check of industrial product quality. A total of 1068 batches of industrial products were supervised and spot checked, of which 52 batches of electricians and materials were sampled, 48 batches were qualified, and the qualified rate was 92.3%; Among 29 batches of electronic and electrical products, 13 batches were qualified, with a qualified rate of 44.8%; among 130 batches of mechanical and security products, 129 batches were qualified, with a qualified rate of 99.2%; among 419 batches of building and decoration materials, 402 batches were qualified, with a qualified rate of 95.9%; among 82 batches of agricultural production materials, 77 batches were qualified, with a qualified rate of 93.9%; 247 batches of light industrial products, 241 batches were qualified, the qualified rate was 97.6%; 104 batches of daily use and textiles, 84 batches of qualified products, qualified rate 80.
(1) Spot checks in the
production field: 586 batches of 64 kinds of products in 7 categories, including electricians and materials, machinery and security, construction and decoration materials, agricultural means of production, light industrial products, daily use and textiles. 570 batches of qualified products, the qualified rate was 97. 227 enterprises and 13 unqualified entrepreneurs were sampled. The qualified rate of enterprises is 94.
(2) Spot checks
in the circulation field. 482 batches of 48 kinds of products in 8 categories, including electrical and materials, electronic and electrical appliances, machinery and security, construction and decoration materials, agricultural means of production, light industrial products, daily use and textiles, and food-related products, were sampled in the circulation field. There were 429 batches of qualified products, and the qualified rate of batches was 89. 263 enterprises were sampled, 38 enterprises were unqualified, and the qualified rate of enterprises was 85.
Quality analysis
of unqualified products (1) Plugs and sockets
This time, 10 batches of sockets were sampled. Four batches of unqualified products were sampled, and the unqualified rate was 40.
(2) Electric hand warmers
This time, five batches of electric hand warmers were sampled, and one batch of unqualified products was sampled. The unqualified rate of spot check is 20.
(3) Power adapter
This time, 7 batches of power adapters were sampled and inspected, and 6 batches of unqualified products were found.
(4) Indoor heaters and electric
heaters were sampled and inspected for one batch of indoor heaters. One batch of unqualified products was sampled and inspected for 100%; This time, three batches of heaters were sampled and inspected, three batches of unqualified products were sampled, and the unqualified rate was 100%. The existing quality problem is that the power connection and external soft wire items are not qualified.
(5) Six batches of mobile power supplies were sampled and inspected by mobile
phones, and five batches of unqualified products were found. The unqualified rate of spot check is 83. The existing quality problems are: unqualified items of conductor termination, dielectric strength, connection with AC power grid, AC power input port conduction continuous disturbance (power terminal disturbance voltage).
(VII) There are 61 batches of products for vehicle diesel
in this spot check, and 1 batch is unqualified. The unqualified rate of spot check is 1. Unqualified items of unqualified products: flash point (closed).
(VIII) Two batches of fire
doors were sampled, one batch was unqualified, and the unqualified rate was 50. The existing quality problems were: unqualified fire resistance items.
(9) Modified asphalt waterproofing
membrane This time, 5 batches of elastomer modified asphalt waterproofing membrane were sampled and inspected, and 1 batch of unqualified products were sampled, and the unqualified rate of products was 20%. The existing quality problems are: the items of impermeability, tension and elongation are not qualified.
(10)
Two batches of construction sand were sampled and inspected, and two batches of unqualified products were sampled and inspected, and the unqualified rate was 100%. Unqualified items of unqualified products: particle gradation and stone powder content.
(XI) Building bricks
This time, 90 batches of building bricks were sampled and inspected. There were 11 batches of unqualified products, and the unqualified rate was 12. The existing quality problems were: unqualified items of size deviation, density grade and strength grade.
(12) General Portland Cement
This time, 24 batches of general Portland cement were sampled and inspected, and one batch of unqualified products was found. The unqualified rate of spot check is 4.
(XIII) Masonry cement
The 20 batches of masonry cement were sampled and inspected. The unqualified rate of spot check is 5% for 1 batch of unqualified products. The existing quality problem is that the compressive strength (28 d) is unqualified.
(XIV) Calcium superphosphate
This time, 19 batches of calcium superphosphate were sampled and inspected. There were 5 batches of unqualified products, and the unqualified rate was 26. The existing quality problems were: the mass fraction of free water and the mass fraction of available phosphorus (calculated by P2O5) were unqualified.
(XV) Household gas instantaneous water heater
This time, 9 batches of household gas instantaneous water heaters were sampled and inspected. One batch of unqualified products was found, and the unqualified rate was 11. The existing quality problems were: unqualified electrical safety items.
(XVI) Household gas stoves
This time, 9 batches of household gas stoves were sampled and inspected, and 3 batches of unqualified products were found. The unqualified rate of spot check was 33. The existing quality problems were: the general structure, marks and marks of the stoves were unqualified.
(XVII) Corrugated cartons
This time, 30 batches of corrugated cartons were sampled and inspected. One batch of products was unqualified, and the unqualified rate was 3. The existing quality problems were: the quality and structure (the distance between the head nail and the center line of the bottom indentation) were unqualified.
(XVIII) Lubricating oil (grease)
This time, 9 batches of commodities were sampled, 1 batch was unqualified, and the unqualified rate was 11. The existing quality problems were: the flash point (opening) items were unqualified.
(XIX) Schoolwork books
This time, 27 batches of schoolwork books were sampled and inspected. There were 3 batches of unqualified products, and the unqualified rate was 11. Distribution of unqualified items in unqualified products: 2 batches of quantitative paper (front cover and back cover). One batch of marking and one batch of front/back cover pattern and text imprint.
(20) Plastic shopping bags
were sampled from 33 batches of plastic shopping bags, and 16 batches of unqualified products were found. The unqualified rate of spot check is 48. The existing quality problems are: unqualified items of thickness, thickness and deviation (thickness, thickness limit deviation, thickness average deviation), drop test and lifting test.
(XXI) School uniform
This time, three batches of school uniform products were sampled and inspected. One batch of unqualified products was found, and the unqualified rate was 33. The existing quality problems were: the items of instructions for use were unqualified.
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