Overview
Lime dosing for preservation involves the controlled addition of calcium hydroxide (hydrated lime) to environments requiring pH stabilization or microbial control. This method is widely used in industries such as water treatment, agriculture, and construction due to its affordability and effectiveness. Historically, lime has been employed for centuries in sanitation and building materials. Modern applications leverage its chemical properties to neutralize acidity, inhibit bacterial growth, and enhance material durability. In B2B contexts, lime dosing systems are often automated for precision and efficiency.
Physical and Chemical Properties
Calcium hydroxide is a white, odorless powder with a strong alkaline pH (12.4 in saturated solutions). Its slight solubility in water makes it ideal for creating suspensions or slurries, which are easier to dose in industrial processes. Key reactions include carbonation (forming calcium carbonate) and neutralization of acids. These properties make it useful for flue gas desulfurization and wastewater treatment. The exothermic reaction when mixed with water requires careful handling to avoid thermal hazards.
Main Applications
In water treatment, lime dosing adjusts pH and removes heavy metals via precipitation. Agriculture relies on it to correct soil acidity and supply calcium nutrients. Construction uses lime-based mortars for their workability and breathability. Food preservation, particularly in pickling and fruit storage, benefits from lime’s antimicrobial effects. Emerging applications include biogas purification and odor control in waste management. The versatility of lime dosing makes it a staple in multiple sectors.
Safety and Storage
Lime is corrosive and requires PPE (gloves, goggles, respirators) during handling. Dust control measures, such as misting or enclosed systems, prevent inhalation risks. Storage must avoid moisture to prevent caking and maintain reactivity. Spills should be neutralized with weak acids (e.g., vinegar) and cleaned promptly. Regulatory compliance, such as OSHA standards for airborne particulates, is critical in workplace settings. Proper labeling and SDS documentation ensure safe transport and usage.
B2B Procurement Guide
Procure lime based on purity (industrial-grade ≥90%, food-grade ≥96%), particle size (finer for faster reaction), and packaging (bulk for large-scale use). Reputable suppliers provide COAs (Certificates of Analysis) and comply with industry certifications. Consider delivery logistics: bulk tankers reduce costs for high-volume buyers, while bagged lime suits smaller operations. Negotiate contracts with flexibility for seasonal demand, especially in agriculture. Test batches for consistency before long-term commitments.
Related Manufacturers
- 主营：水泥罐、活性炭料仓、碳酸钠料仓、投加机、石灰粉储存设备、石灰料仓、纯碱投加、石灰制备、石灰乳投加、污水处理设备、水泥粉储料罐、水泥仓、搅拌罐、搅拌槽、尾矿充填、水处理设备
- 主营：压滤机、智能超高压叠层压滤机、污泥脱水机、加厚石灰料仓、高压带式压滤机、吸泥机、污泥深度处理设备、全自动加药装置、橡胶带式真空过滤机、皮带输送机、污泥连续深度脱水设备、市政污泥、液压压滤机、刮泥机、超高压叠层脱水机、一体式污泥深度脱水机、真空皮带脱水机、真空过滤机、带式压榨机、带式果汁压榨机、污泥垂直压滤脱水机、污泥协同、带式果蔬压榨生产线、梨苹果压榨机、污水厂、石膏
- 主营：刮泥机、压榨机、压滤机、防腐石灰粉料仓、吸泥机、污泥料仓、加药装置、果蔬压榨、尾矿脱水、大型水果榨汁机、带式污泥压滤机、矿山污泥、生活污水厂处理设备、市政污泥脱水、真空皮带脱水机、高压带式压滤机、污泥深度脱水设备、市政污水厂设备、智能超高压叠层压滤机、真空过滤机、立式压滤机、污泥垂直压滤脱水机、一体式污泥深度脱水机、脱硫石膏处理、果蔬压榨生产线、污泥处置中心
- 主营：储料仓、储料罐、灰料仓、石灰乳、石灰料、投加系统、石灰干粉、气浮机、过滤罐、过滤器、污泥斗、刮泥机、沉淀池、存储仓、搅拌罐、密封容器、仓储设备、移动料仓、储运设备、液压滑架、泥脱水机、立式储罐、压滤设备、滑架料仓、处理污泥
- 主营：转鼓精密过滤器、中心传动刮吸泥机、转盘过滤器、石灰料仓、回转式格栅、行车式吸泥机、精密转鼓过滤器、精密过滤器、滤布滤池、活性砂过滤器、流动砂过滤器、周边传动刮吸泥机、单管吸泥机、格栅除污机、螺旋输送机、皮带输送机、砂水分离器、旋转式滗水器、空气堰滗水器、旋流除砂器、倒伞曝气机、三腔式自动加药装置、钢丝绳牵引格栅除污机、外进水微滤机、铸铁镶铜闸门
- 主营：片碱、工业盐、漂白粉、生石灰、葡萄糖、硅藻土、石蜡、甲酸、氯化铝、聚丙烯酰胺、消泡剂、次氯酸钠、元明粉、大苏打、硫酸亚铁、磷酸三钠、磷酸二氢钾、无水氯化钙、尿素、醋酸钠、除磷剂、纯碱
- 主营：石灰料仓、小苏打投加、石灰投加系统、活性炭料仓、碳酸钠投机、纯碱料仓
- 主营：厌氧反应器、FA净水器、滗水器、磁混凝设备、带式浓缩脱水一体机、叠螺污泥脱水机、发酵塔、反渗透设备、机械格栅、精密过滤器、螺旋输送机、内进流格栅、全自动加药装置、微滤机、纤维转盘、一体化泵站、一体化污水处理成套设备、转鼓格栅
- 主营：水泥卸船机、粮食气力、折叠式皮带、投加系统、集装箱卸灰机、料仓、水泥、粉煤灰、装车机
- 主营：活性炭、碳酸钠、加药装置、投加系、石灰粉、石灰投、石灰储罐、石灰料仓、投加装置、投加设备、环保石灰乳、粉体投加料仓、石灰石粉喂料机、定量干粉投加机、全自动石灰粉体料仓、碳钢储罐、搅拌调配罐、处理配套设备、立式水泥料仓、自动控制系统、粉煤灰缓存仓、不锈钢移动仓储、粉末螺旋喂料机、氧化钙白灰储罐、螺旋送粉加料机
- 主营：碳酸钠料仓、活性炭料仓、污泥滑架料仓、石灰料仓、全自动净水器、刮吸泥机、加药装置
- 主营：聚丙烯酰胺、酸洗抑雾剂、生物菌种、石灰、污水处理菌种、除磷剂、氨氮去除剂、COD去除剂、重金属捕捉剂、脱色剂、小苏打、碳酸氢钠、硫酸亚铁、融雪剂、阻垢剂、聚合氯化铝、纯碱、消泡剂、复合碳源、杀菌灭藻剂、聚合硫酸铁
- 主营：矿用设备、铁路设备、防爆电器、仪器仪表、路面机械、工程机械
- 主营：格栅机、刮泥机、加药装置、叠螺机、砂水分离器、气浮机、一体化污水处理设备、旋转滤网、螺旋输送机、皮带输送机、带式压滤机、纤维转盘过滤器、磁分离、转鼓精密过滤器、微滤机、生物转盘
- 主营：溶气气浮机、污水处理设备、废水处理设备、石灰药剂投加系统、带式压滤机、橡胶带式真空过滤机、厨余垃圾处理设备、刮泥机、固液分离机、一体化污水处理设备
- 主营：FA净水器、滗水器、超滤反渗透、石灰料仓、带式浓缩脱水一体机、叠螺污泥脱水机、多介质过滤器、机械格栅、螺旋输送机、内进流格栅、皮带输送机、气浮设备、浅层砂过滤器、吸刮泥机、砂水分离器、生物转盘、微滤机、纤维转盘过滤器、斜管沉淀器、旋流沉砂池