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<br /><br />From its use in topical medication and from limited information from occupational research, resorcinol doesn't seem like irritating to the pores and skin in the concentrations reported. Van Leeuwen et al. There is no indication as as to if the teratogenic effects had been endocrine mediated or not EC, c. In people, dermal exposure to resorcinol has been reported to be associated with thyroid effects, CNS disturbances, pink blood cell adjustments, and a low incidence of pores and skin sensitization. Five of three.<br />The bulk of the urine-recovered dye will need to have been taken up into the sexy layer of the pores and skin after which slowly released into the circulation. A cumulative four-day absorption assuming cm 2 of scalp was given as zero.<br /><br />Although thyroid effects are a major finish-level in each human case-studies and animal research, there is a lack of consistency in the leads to the animal research. Resorcinol caused no antagonistic results in several replica and developmental toxicity research in rats and rabbits. Resorcinol is not thought of to be genotoxic.<br />Other skin results have been hyperplasia, hyperkeratosis, irritation, and sebaceous gland hyperplasia, whereas there were no systemic remedy-associated lesions. With resorcinol, a number of initiation—promotion research with hamsters Maruyama et al. Female Syrian golden hamsters 10—20 per group had been handled with two subcutaneous injections of. In a examine carried out by Hasegawa et al.<br />These figures agree properly with the above publicity estimate based on the Yeung et al.<br /><br /><h1></h1><br /><br /><ul><br /> <br /> <br /> <br /> <li>Exposure to resorcinol by way of peeling agents presents an acute exposure state of affairs where the person is uncovered to a high concentration 7.</li><br /> <br /> <br /> <br /> <li>There had been no published animal studies displaying thyroidal effects with a dose—response relationship that could be used for a tolerable consumption.</li><br /> <br /> <br /> <br /> <li>Resorcinol triggered no adverse results in a number of replica and developmental toxicity research in rats and rabbits.</li><br /> <br /> <br /> <br /> <li>As talked about in part 9.</li><br /> <br /> <br /> <br /> <li>Data concerning the completely different job categories were not offered.</li><br /> <br /> <br /> <br /></ul><br />In in vitro genotoxicity tests, resorcinol showed largely negative outcomes. Results from all reported in vivo exams for genotoxicity had been unfavorable. Mostly negative results had been reported in the initiation—promotion studies performed using a number of species. UV irradiation caused no elevated pores and skin reactions. The iodination process is catalysed by a haem-containing enzyme.<br />In both species, there were no adverse results on ultimate imply body weights, haematology, or clinical chemistry parameters, and no chemical-related gross or microscopic lesions had been noticed. In another examine, rats have been exposed to 0 or zero. No thyroid hormone measurements were carried out.<br />The acute dermal toxicity of resorcinol was studied in male albino rabbits Koppers Company, Signs of intoxication included salivation, tremors, and convulsions, and treated skin areas confirmed slight erythema and excessive dryness. Mean knowledge for 3 donors and sixteen replicates indicate a plateau in receptor fluid concentration between 24 and 48 h, as reflected by cumulative absorption values of 1. A regular-state permeability coefficient. For male albino rats strain not given;.<br />A concentration of 0. These substances had been found to be potent inhibitors of thyroid peroxidase or I organification. Resorcinol as well as 2- and 5-methylresorcinol had been reported to be At an iodide concentration of 0.<br />In one other study, male F rats have been handled with three intraperitoneal injections of three-methyl-. Based on the examine of Yeung et al.<br /><br /><h2></h2><br />The tolerable intake of 0. It is therefore potential that these neurological effects are because of the acute impact of the gavage administration. CNS results in people and animals have been associated with acute publicity to resorcinol.<br /><br /><h3></h3><br />According to the outcomes obtained, Daphnia magna is the most delicate organism, and resorcinol can be categorised as acutely toxic only to Daphnia. However, this value is questionable for use as a limit worth in threat assessment this is the highest concentration tested in this research , and the NOEC could be significantly greater than said in the examine. In the environment, resorcinol is quickly degraded half-life about 2 h by response with photochemically produced hydroxyl radicals. Under aerobic conditions, resorcinol proved to be readily biodegradable in a test conducted based on OECD TG C, and it's prone to be biodegraded beneath anaerobic situations.
電動車庫門由於安裝質量或受使用環境的影響,在運行過程中難免會發生問題而需要調整,在日常使用中經常存在這樣一種情況:小故障不處理變大故障,大故障不處理變成大維修工程,其費用也隨之而來由小費用變彌補的大費用再變成難以解決的大費用,從而導致整個車庫門的癱瘓。<br />捲閘王在這裡整理了通常的電動車庫門故障及維修方法。<br />維修電動車庫門首先要對車庫門結構有一定了解,其實很簡單,電動車庫門由門板,車庫門電機以及車庫門配件組成,電動翻板車庫門的運行方式是往上滑升的,結構稍微複雜點,以下捲閘王就來為大家介紹一下電動車庫門門體故障的維修方法:<br />故障一:門體單向運行<br />排查原因:<br />&middot;行程開關損壞或行程開關線短路<br />&middot;光電開關光路上有障礙物<br />&middot;啟閉負載力調節沒有到位<br />維修方式:<br />&middot;檢查行程開關及行程開關接線<br />&middot;清除光電形狀光路上的障礙物<br />&middot;重新調節啟閉負載力<br />故障二:門體衝過行程開關<br />排查原因:<br />&middot;行程開關損壞或行程開關線斷路<br />維修方式:<br />&middot;檢查行程開關及行程開關接線<br />故障三:門體運行噪音過大<br />排查原因:<br />&middot;五金件安裝不牢固<br />&middot;驅動裝置拉桿沒有位於門體中心線上<br />&middot;門體運行導軌不平行<br />&middot;合頁,滾輪處沒有取代潤滑油<br />維修方式:<br />&middot;堅固五金件<br />&middot;調節驅動裝置拉桿與門體中心線重合<br />&middot;調節門體運行導軌相互平行<br />&middot;在合頁,滾輪處覆潤滑油<br />故障四:驅動裝置正常運行,但門體不運行<br />排查原因:<br />&middot;滑架上的離合器沒有復位<br />&middot;啟閉負載力調節沒有到位<br />維修方式:<br />&middot;復位離合器<br />&middot;重新調節啟閉負載力<br /><br />捲閘王(香港)<br />諮詢專線:5544-7777 (24小時)<br />服務地區:香港區、九龍區、新界區、離島區<br />https://gate-king.com<br />https://gate-king.hk<br /> [https://odgaardhanna8.webs.com/apps/blog/show/48016487-25458-38296-29579- 捲閘王] <br /> [https://zenwriting.net/hannaconnolly0/juan-zha-wei-xiu-bao-yang-zhu-yi-shi-xiang 捲閘維修 保養 注意事項] <br /> [http://casathome.ihep.ac.cn/team_display.php?teamid=623047 電動車庫門如何維修找人維修電動車庫門要多少錢?] <br />

Revision as of 05:41, 4 April 2020


諮詢專線:5544-7777 (24小時)
捲閘維修 保養 注意事項