Description
Calcium hydroxide is white powder. Chemical formula Ca (OH) 2, commonly known as slaked lime, slaked lime, water solution known as clarifying water. Is a white powder solid, slightly soluble in water. Alkali calcium hydroxide has continuity, is a strong base in. Calcium hydroxide is two yuan alkali, but slightly soluble in water. Calcium hydroxide is widely used in industry.1) Metallurgy industry :As precipitating and resolving agent for rare earth metal,etc.
Item | Index | ||
Super Grade | First Grade | Qualified Grade | |
Ca(OH)2,W% | 96.0 | 95 | 90 |
Magnesium, basic salt,W%≤ | 2.0 | 3.0 | 3.0 |
acid non-soluble substance,W%≤ | 0.1 | 0.5 | 1.0 |
Fe(mg/kg),%≤ | 0.05 | 1.0 | 2.0 |
Loss on drying,W%≤ | 0.5 | 1.0 | 2.0 |
Sieve residue(0.045mm)/(mg/kg),%≤ | 2.0 | 5.0 | 5.0 |
Heavy metals(as Pb)/(mg/kg),%≤ | 0.002 | 0.002 | 4.0 |
Calcium hydroxide is widely used in production and life. Can use slaked lime and sand mixed brick, lim stucco; lime painted on the trees containing sulfur powder, etc., can protect trees, prevent frostbite, and prevent insect eggs; preparation of concrete; agriculture with lime milk and copper sulfate solution prepared with the bactericidal effect of Bordeaux mixture as pesticides. To change the acidity and alkalinity of the soil will be the right amount of lime into the soil, can neutralize the acidity, change the acidity and alkalinity of the soil, easy crop survival. Food additive sodium hydroxide, bleaching powder.
Calcium hydroxide can also be used in the production of calcium carbonate, epichlorohydrin, epoxy propane, bleaching powder, bleaching powder, disinfectants, anti acid agents, astringent, water softener, soil acid inhibitor, depilating agent, buffering agent, neutralizing agent, curing agent and other drugs; used in rubber, oil chemical additives, such as oil industrial added in lubricatiny text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book.
Compamy Profile
Shandong Guanghe Trading Co., Ltd. is located in Zibo, Shandong, the birthplace of Qi culture. Our company is a specialized chemical company specializing in chemical raw materials and water treatment agents. Our company is based on honesty, customer demand-oriented, professional operation, giving full play to the advantages of group procurement, reducing the purchase price for customers and providing quality service. Since the establishment of the company, the company has been adhering to the needs of customers, sincerely serving customers, and effectively solving problems for customers. Through continuous communication, the company and customers have reached mutual recognition and formed a long-term stable strategic partnership.
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