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Disconnector Switch Free Sample Product Parameters Normal working condition and mounting conditions 1. Ambient temperature: -5掳C~+40掳C 2. Altitude: 鈮?000m; 3. When the ambient air temperature is +40掳C, the relative humidity of the air shall not be higher than 50%; a higher relative humidity is allowed at a lower temperature; for example, for the wettest month, the maximum relative humidity averaged shall be 90% while the lowest temperature averaged in that month +20掳C, and special measures shall be taken for the condensation occasionally produced due to temperature change. Main Technical Data 1. Rated working voltage AC 380V, DC220V 2. Main technical performance and parameters. Market Packing and Shipping FAQ 1. Q: How about the after-sale service? What's the Warranty terms? A: We offer 12 months for every products we sold. If you meet any problems after sales, pis contact us freely, we'll help solving the problems within 24 hours. 2. Q: Are you manufacturer or just dealer? A: We're manufacture, we do produce all products by ourself. Welcome to visit our plant at any time.Disconnector Switch Free Sample website:http://www.dmmccb.com/switch/disconnector-switch/

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cat5 UTP lan cable factory About us Wujiang Hualong Communication Cable Factory, established in March 2001, is a leading manufacturer of communication cables and electrical transmission products. It designs, manufactures and supplies globally standard and special cable, with over 20 years of experience in the cable production and commerce. The enterprise covers an area of 28,600 square meters, with fixed assets of USD15 million, and 178 employees, including 42 technician and engineers. The enterprise has more than 30 advanced single wire, twisted pair, finished cable and sheath production lines, and is equipped with advanced cable testing facilities, mainly produces digital transmission cable, 5 types of twisted pair cable, XL-PE cross-linked communication cable, security system flame retardant cable, program-controlled exchange room flame retardant cable and HYA type within 1200 pairs municipal communication cables. Looking forward to the future, we will adhere to the business philosophy of "market demand-oriented, based on professional quality, and honest service as the guarantee", and constantly provide satisfactory products and services for domestic and foreign customers. Application The cable is widely used in below fields: 飦現or interconnection of distribution frames between leading-out terminals and leading-in terminal in the building PDS system and interconnection of leading-out terminals from subscribers to the distribution frames in the residence PDS system. For transmission of video & audio, the short connection between the telephone switching equipments and inside the device or equipment, and for the xDSL transmission. For data or signal transmission of consumer electronics devices or equipments, such as computer, TV sets, telephone and similar devices or equipments. For high speed railway, passenger special line, urban rail transit line (such as subway, light rail, magnetic levitation) and other fields of rail tranist and it's mainly for signal, communication, integrated grounding and power systems. Consumer electronic cable Data cable and assemblies Railway communication cable Our Product Our main products are digital transmission cable, 5 types of twisted pair cable, XL-PE cross-linked communication cable, security system flame retardant cable, program-controlled exchange room flame retardant cable and HYA type within 1200 pairs municipal communication cables. Our Certificate ISO9001 Certificate, ISO14001 Certificatecat5 UTP lan cable factory website:http://www.cablemadeinchina.com/

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Cosmetic Raw Materials bulk 1. What is kojic acid powder? Kojic acid,the chemical name is 5-hydroxy-2-hydroxymethyl-1,4-pyrone, exists in the brewing of soy sauce, bean paste, and wine, and can be detected in many fermented products fermented with Aspergillus The presence of kojic acid. Kojic acid is a weak acid compound produced by fermentation. It has a small molecular weight and can be directly absorbed through the skin. It has a high utilization rate and can prevent the production of tyrosinase, thereby inhibiting the production of melanin and blocking the formation of melanin pigmentation. The effect of lightening is very good. 2. What is the function of kojic acid powder? Kojic acid has many functions and functions, and it can be used in a wide range. It can be used in industry to make cosmetic products, which can effectively inhibit the synthesis of tyrosinase and inhibit the formation of skin melanin. It is very important, so it can be seen in many whitening or sunscreen products, and it is also helpful for the treatment of freckles or some pigmentation of age spots. In addition, it is used in many food processing, or some pharmaceutical products. Among them, it can also be used in pharmaceutical products to help relieve pain, reduce inflammation or relieve headaches. 3. The specific role of kojic acid powder 鈶犮€€Used to make cosmetics in industry: Kojic acid can inhibit the synthesis of tyrosinase, so it can strongly inhibit the formation of skin melanin, and it is safe and non-toxic, and will not produce vitiligo sequelae, so kojic acid has been formulated into lotion, In masks, lotions, and skin creams, high-grade whitening cosmetics can be used to effectively treat freckles, age spots, pigmentation, and acne. Kojic acid at a concentration of 20ug/ml can inhibit 70-80% of the activity of various tyrosinase (or polyphenol oxidase PPO), and the general addition amount in cosmetics is 0.5-2.0%. 鈶°€€For food processing: Kojic acid can be used as a food additive for preservation, anticorrosion and antioxidation. Experiments have shown that kojic acid can inhibit the conversion of sodium nitrite in bacon into carcinogenic nitrosamines, and the addition of kojic acid to food will not affect the taste, aroma and texture of food; kojic acid is also a source of maltol and ethyl maltol. Raw materials, in food processing, kojic acid is widely used. 鈶€€For medical purposes: Kojic acid has no mutagenic effect on eukaryotic cells, and can eliminate free radicals in the human body and enhance the power of leukocytes, which is beneficial to human health. Therefore, kojic acid has been used as a raw material for cephalosporin antibiotics. The finished medicine is used for the treatment of headache, toothache and local inflammation and other diseases, and the analgesic and anti-inflammatory effects are very ideal. 鈶c€€Agricultural pesticides: Kojic acid can be used to produce biological pesticides. The biological micro-fertilizer (dark red liquid) made by adding 0.5-1.0% kojic acid, whether it is sprayed at a low concentration as a foliar fertilizer, or made into a growth and yield-increasing agent for root application, this crop production accelerator is beneficial to food and Vegetables have obvious effect of increasing yield. 4.kojic acid powder Application锛?/strong> 5.Precautions for using kojic acid When using kojic acid, you must pay attention to it. It also appears in different products, and its impact on the human body is also different. If it appears in many cosmetic products, it can effectively achieve the effect of whitening and lightening spots, but it must be Pay attention to the amount added. If the amount is too much, it may cause some irritation to the skin. In general, the amount added in cosmetics is about 0.5%-2%. If it is added too much, it may cause irritation. Gives a certain effect to the skin. Now we have a better understanding of the effect of kojic acid, and we should concentrate on using it in autumn. There are also cosmetic products of kojic acid, which are also very effective in preventing pigmentation or reducing wrinkles and improving sunburn. Secondly, kojic acid has certain hazards when making food, and everyone must know more about this. Compared with benzoic acid, sorbic acid and their salts widely used http://www.bfrb-extract.com/co....smetic-raw-materials

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