Autumn vegetables need calcium chloride fertilizer should be used with caution
In autumn, the temperature gradually decreases, the ground temperature gradually declines, the roots of vegetables are severely aged, and the absorption of nutrients is hindered. However, Qiuyan vegetables are in a prosperous period and are prone to calcium deficiency. At this point should be re-calcium, but be careful with chlorinated fertilizers. The general symptoms of calcium deficiency in vegetables are the growth of new parts of the plant, such as apical buds, root hairs, fertility,...
The use of alkaline waste liquid to produce calcium chloride Haihua Group waste becomes a hot commodity
"Whoever thinks that the waste liquid that had previously been discharged into the sea but still pays sewage charges has now become everyone's scramble for the baby!" November 9, the reporter expanded the construction site of the calcium chloride plant in Shandong Haihua Co., Ltd. When the director of Sun Peiquan was found, three or four people on the scene were begging for him and asked if they could use the waste liquid for approval. Waste liquid is the waste of soda ash plant. Haihua Group...
Ball-type magnesium chloride polypropylene catalyst for successful pilot test
The spherical magnesium chloride-supported polypropylene catalyst independently researched and developed by the China Petroleum Institute of Petroleum and Petrochemicals successfully conducted a pilot test last week on the polypropylene 75 kg/h polypropylene unit. This trial produced a total of two grades of polypropylene products, namely high-melt homopolymer polypropylene and high-melt high-impact polypropylene. In the pilot test process, the self-made spherical catalysts have good...
The calcium carbide process polyvinyl chloride enterprises face difficulties
“In the earlier period, due to the earthquake destroying the calcium carbide enterprises in Wenchuan and surrounding areas, the supply of calcium carbide (PVC), the raw material for the company’s PVC production, was interrupted and had to be purchased from outside the province. The road traffic was blocked, making it difficult to guarantee the supply of calcium carbide. From mid-May to the end of July, our PVC plant can only maintain a 50% load production, and recently, as some calcium carbide...
Interpretation of Technical Policies Related to Prevention and Control of Chromium Salt Industrial Pollution
China Environmental News reporter Guo Weitong is difficult The Ministry of Environmental Protection has recently issued the "Technical Policy on the Prevention and Treatment of Chromium Salt Industrial Pollution" (hereinafter referred to as the "Technical Policy") to prevent and control environmental pollution, improve the scientificity of pollution control and environmental management, and lead the cleaner production process and pollution control technology of chromium salts industry....
The complete marketization of industrial salt is just around the corner
The reporter learned from the seminar on state-owned enterprise monopoly, public interest and the rule of law established by the Institute of Law of the Chinese Academy of Social Sciences on December 17 that the National Development and Reform Commission and the Ministry of Industry and Information Technology have formulated a salt industry reform plan that will be submitted to the State Council recently. Approval. The main content of this program is to eliminate the salt franchise system and...
Magnesium salt production process reduces costs
Recently, the dynamic calcination of magnesium oxide technology has been successfully developed at the Shenyang Institute of Science and Technology Machinery Industry and will be put into production in Hebei, Shandong, Inner Mongolia, Qinghai and other places, providing a new way for the production of magnesium salt products. The magnesium salt product complete production line developed by the institute has successfully used hexahydrate magnesium chloride calcined into high-purity magnesium...
Independent Innovation Series Report on Inorganic Salt Industry: Only Upgrading in Industrial Innovation
During the “10th Five-Year Plan” period, the total production capacity, product output, output value, profits and taxes, labor productivity per capita, foreign exchange earned through exports, and the amount of foreign exchange earned by China’s inorganic salt industry have grown rapidly compared with the past, especially the technological innovation achievements and key technological progress of some leading enterprises. Drive the improvement of the overall level of the industry. However,...
High strength and toughness weldable deformed rare earth magnesium alloy
According to a report in the October issue of the US magazine LMA, the Changchun Institute of Applied Chemistry Chinese Academy of Science, Changchun, Jilin Province has developed a high-strength, high-strength Degrees, weldable and deformed rare earth magnesium alloys, patented in the U.S. Patent No. 7,708,937 B2. Alloy composition (% by mass): 0.7 to 1.7 lanthanum rare earth, 5.5 to 6.4 Zn, 0.45 to 0.8 Zr, si, fe, Cu, and Ni are impurities, the sum is less than 0.2, and the balance is Mg....
Industrial flow control of small new technology - Equator regulating valve
Due to the small total amount of media to be controlled, small flow and minute flow rate adjustments have always been a challenge in industrial automation process control. Before we MFR patented small flow control is 100L / h, never done 10 L / h. Small flow control valve is the rated flow in the 10L / h regulation. At that time, an old customer used the fuel control condition, which required a flow of 10 L / h. (That is, we usually mention the home oil 2 mention so much.) 5L). Regulating valve...
Do you know what are the applications of polyaluminum chloride and polyacrylamide?
The nature of “two highs and one capital” and the climate this year will still exert pressure on the two alkali industries. The news from the State Administration of Taxation on August 15 stated that the Joint Ministry of Finance of the State Administration of Taxation issued a “Circular on Adjusting the VAT Rate of Industrial Salts and Edible Salts” recently. Since September 1, 2007, the main chemical composition has been issued. The applicable VAT rates for sodium chloride industrial salt and...
Don't forget to add salt or sodium potassium sports drinks after sweating at high temperatures
In the sultry summer, many people like to sweat after a meal... Recently, the reporter learned from the emergency rooms of many hospitals in the city that the patients with hypokalemia in the recent hot weather increased significantly. The reason for this is excessive sweating. Some young people Sports sweat more, resulting in "K-deficiency softness." After the exercise, the legs and feet become soft and nausea. It is hypokalemia. Mr. Lin is a basketball enthusiast. A few days ago, he and his...
Small Industrial Salt Monopoly Increases Business Costs
Some salt-related companies generally reflected that because small-scale industrial salt is currently only a sales channel for the salt monopoly bureau, its product range is single, its price is high, and its quality is poor, and neither can it be returned or credited, but it is actually a kind of “strong buying and strong”. Selling behavior. According to a general manager of a textile company in Jiangmen City, Guangdong Province, the industrial salt they purchased from Jiangmen Salt Industry...
The first industrial salt electronic trading market opened
Recently, China's industrial salt electronic trading market opened in Weifang, Shandong, China's salt production base. This move means that the traditional and scattered industrial salt trade market realizes one-on-one transactions, providing more convenient for China's industrial salt and two alkali business transactions. , safe and efficient purchase and sales circulation platform. The production and management of industrial salt has always been planned and managed. With the development of...
Industrial salt "changed" edible salt into Shenzhen's outer packaging is almost unrealistic
Rough industrial salt is processed and transformed into iodized salt for daily consumption. Counterfeiters counterfeit regular salt packaging and industrial salt flows into the citizens' dining table. Recently, Shenzhen citizens reported that the parking lot in the Wanfeng Village of Shajing Sub-district in Bao’an District has long stored a large amount of counterfeit edible salt processed by industrial salt, and it has already entered the market. The Bao'an Branch of the Shenzhen Salt Bureau...
Industrial Wastewater Purification Cannot Be Ignored by Flocculant Polyaluminum Chloride
For many years, polyaluminum chloride has developed into a flocculant with mature technology and large market sales, and it has gradually replaced conventional flocculants. Western European countries began production of polyaluminum chloride in 1976 as an industrial wastewater treatment flocculant; the United States and Canada approved it in 1983 for urban water supply and industrial wastewater treatment. Polyaluminum chloride is a commonly used agent for water treatment of coagulants. The...
About the Salt
China's largest potassium chloride product producer, Salt Lake Potash Director Zhang Jiwen, said in a telephone interview with the reporter that the company’s 2009 total potassium chloride production was 2.14 million tons, and it is expected that the annual production in 2010 will increase by more than 10% year-on-year and exceed 2.35 million. Ton. According to the 2010 intermediate report of Salt Lake Potash, the amount of resource taxes in the first half of the year was 145 million yuan, a...
How to use calcium chloride desiccant
Introduction: Why export of electronic products, furniture, wood products, weaving, leather goods, food, machinery, glass and other industries must use containerized desiccant to prevent moisture and dehumidification, because in the marine transportation process, the marine environment is very special. Frequent changes in temperature cause problems with condensation, in which hot water contains more moisture than cold air. When the temperature inside the container is reduced to the dew point of...
Sodium chloride herbicide spraying rape field, how to rescue?
Rapeseed is very sensitive to 2A and 4C and a very small dose can cause injury to rape. In the production of rapeseed spray, sprayers sprayed with 2 A 4 chlorine but not cleaned can be used to cause varying degrees of damage to rape. When the phytotoxicity is relatively light, spraying 20 to 30 mg/L of gibberellic acid solution in time will relieve the phytotoxicity to a certain extent and promote the recovery of rapeseed. In the field of rapeseed, we spray 2A and 4 chlorine according to the...
Research Status and Industrial Prospect of Chlorinated Polyvinyl Chloride
The CPVC independently developed by Shanghai Chlor-Alkali Chemical Co., Ltd. has achieved industrial production and is a significant product innovation. In polymer materials, chlorinated polyvinyl chloride is a relatively cost-effective product. If 1% of PVC is replaced by CPVC globally, then the amount will be hundreds of thousands of tons. Therefore, CPVC has a good market prospect. After more than 50 years of development, CPVC has a variety of production methods in foreign countries. The...
Agricultural sodium chloride investment expansion need to be cautious
The shortage of medicinal sodium chloride in the market has caused 15% of China's medium and low-end large-scale infusion manufacturers to “wait for rice”. In the great sales situation, production companies have started production and expansion. However, the risks involved cannot be overlooked. Medicinal sodium chloride is a bulk drug substance. Since the first quarter of this year, the nation’s five API manufacturers have stepped up their production at full capacity, still unable to meet...
Types of edible salt
Usually, the most common edible salt in daily life is iodized salt, but in fact there are many types of edible salt. In addition to raw salt and salt, there are special salts that add various trace elements or nutrients and flavor substances based on refined salt. Here are some of the types of edible salt available on the market. crude salt The use of natural conditions drying, compact structure, gray color, purity about 94% of the particles, this salt is used to pickle pickles and fish, meat...
The largest salt flow in the underground salt cavern was a breakthrough
EWE, a German energy company, announced the progress made in the project of constructing the world's largest flow battery using underground salt caverns in northwestern Germany. The polymer developed by researchers for this purpose has passed the preliminary test. The accumulator system of a flow battery generally contains two reservoirs containing two different electrolytes. The connection between them is the power generation zone, where the two electrolytes are ion-exchanged across a thin...
The nutritional value of iodized salt
The iodide salt refers to potassium iodate (KIO3) sodium chloride (NaCl). The World Health Organization recommends 6 grams of salt per person per day, but Chinese citizens generally exceed 20 grams. This requires the provision of iodine-free salts for human selection at the same time, otherwise there is a high risk of excessive intake of iodine. We first need to understand what are the main physiological functions of iodine? Studies have found that the major physiological functions of iodine...
