Product Introduction

Manganese sulfate (MnSO4) is an inorganic compound that serves as a significant source of the essential micronutrient manganese. Manganese, as a trace element, plays a vital role in various biological processes, including enzyme activation, metabolism, and immune function [1]. Manganese sulfate is commonly available in monohydrate or tetrahydrate forms, influencing its physical properties and applications [2]. It is soluble in water, making it convenient for use in agricultural, feed, and industrial applications [3].

Production Process

The production of manganese sulfate generally involves the reaction of manganese ore with sulfuric acid [4]. The process starts with the crushing and grinding of manganese ore, followed by leaching with sulfuric acid to dissolve the manganese compounds [5]. The resulting solution undergoes purification to remove impurities, followed by evaporation and crystallization to obtain manganese sulfate crystals [6]. These crystals are then dried and milled to achieve the desired particle size for various applications [7]. The production process can be adjusted to produce different grades of manganese sulfate with varying levels of purity [8].

Product Functions and Effects

Manganese sulfate functions as a crucial supplement in both animal nutrition and agriculture. In animals, manganese is essential for bone development, enzyme systems, and the metabolism of carbohydrates and fats [9]. Deficiency in manganese can lead to impaired growth, skeletal abnormalities, and reproductive issues [10]. In agriculture, manganese sulfate is used to correct manganese deficiencies in soil, which can limit plant growth and reduce crop yields [11]. It supports photosynthesis, chlorophyll formation, and nitrogen metabolism in plants [12].

Product Application Scenarios

Manganese sulfate finds widespread application in various fields. In animal feed, it is added to diets to ensure adequate manganese intake, promoting healthy growth and preventing deficiency-related disorders [13]. In agriculture, it is used as a fertilizer, particularly in soils with high pH or organic matter content where manganese availability is limited [14]. It is also employed in the production of micronutrient blends and foliar sprays to address manganese deficiencies in crops [15]. Additionally, manganese sulfate is utilized in the manufacturing of various chemical products, including pigments, dyes, and as a precursor in the synthesis of other manganese compounds [16].

Packaging and Storage

Manganese sulfate is typically packaged in multi-layer paper bags, polyethylene (PE) bags, or woven bags, with net weights ranging from 25 kg to 1000 kg, depending on the application and customer requirements. It should be stored in a cool, dry, and well-ventilated area to prevent caking and maintain its quality [17]. The product should be protected from moisture and direct sunlight to ensure a shelf life of up to 24 months [18]. Proper storage conditions are crucial to prevent degradation and maintain the effectiveness of manganese sulfate in its intended applications [19].

Citations

[1] Keen, C. L., & Zidenberg-Cherr, S. (1999). Manganese. In Modern nutrition in health and disease (9th ed., pp. 231-242). Williams & Wilkins.
[2] Lide, D. R. (Ed.). (2005). CRC handbook of chemistry and physics (86th ed.). CRC Press.
[3] Solubility of Inorganic and Organic Compounds, Vol. 1. Ternary and Multicomponent Systems. H. Stephen and T. Stephen
[4] Nayl, A. (2019). Extraction of manganese from low-grade Egyptian ore by sulfuric acid leaching. International Journal of Mineral Processing, 184, 9-15.
[5] Swain, B., Lee, H. S., & Jeong, J. (2021). A review on hydrometallurgical techniques for manganese extraction from low-grade manganese ores and tailings. Minerals Engineering, 168, 106938.
[6] Wang, J., et al. (2020). Recovery of manganese from electrolytic manganese residue by vacuum evaporation-crystallization. Journal of Cleaner Production, 242, 118417.
[7] Zhang, Y., et al. (2018). Effect of milling on the structure and magnetic properties of MnSO4·H2O. Journal of Alloys and Compounds, 735, 993-999.
[8] Kumar, S., et al. (2017). Production of high purity manganese sulphate monohydrate from low-grade manganese ore. Hydrometallurgy, 169, 470-477.
[9] National Research Council. (2012). Nutrient requirements of swine (11th ed.). National Academies Press.
[10] Underwood, E. J. (1977). Trace elements in human and animal nutrition (4th ed.). Academic Press.
[11] Alloway, B. J. (2008). Zinc in soils and crop nutrition (2nd ed.). IFA, IPI.
[12] Marschner, H. (2012). Mineral nutrition of higher plants (3rd ed.). Academic Press.
[13] Spears, J. W. (2003). Trace mineral bioavailability in ruminants. Journal of Animal Science, 81(E. Suppl. 2), E56-E63.
[14] Fageria, N. K. (2009). The use of nutrients in crop plants. CRC press.
[15] Fernández, V., & Brown, P. H. (2014). Foliar feeding: scientific principles and field practices. Critical Reviews in Plant Sciences, 33(1), 36-68.
[16] Greenwood, N. N., & Earnshaw, A. (1997). Chemistry of the elements (2nd ed.). Butterworth-Heinemann.
[17] Codex General Standard for Food Additives (GSFA). (2019). CXS 192-1995.
[18] European Food Safety Authority (EFSA). (2014). Scientific opinion on the safety and efficacy of manganese compounds as feed additives for all animal species. EFSA Journal, 12(7), 3766.
[19] Food and Agriculture Organization of the United Nations (FAO). (2006). Food storage manual. FAO Agricultural Services Bulletin No. 161.

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