Introduction： Amino Trimethylene Phosphonic Acid (ATMP), also known as Aminotrimethylene Phosphonic Acid, Nitrilotrimethylene Triphosphonic Acid, and BRIQUEST 301-50A, is a highly effective chelating agent and metal surface treatment agent. Its unique chemical properties make it a versatile and indispensable compound in various industrial applications. Chemical Properties and Characteristics： ATMP is a colorless or light yellow transparent liquid or white granular solid with a molecular formula of C3H12NO9P3 and a molar mass of 299.05. It has a density of 1.3 g/mL at 25°C, a melting point of approximately 215°C (decomposition), a boiling point of 746.2±70.0 °C (predicted), and a flash point of 405.1°C. ATMP exhibits excellent water solubility, with a solubility of 500 g/L at 20℃. It is also soluble in water (slightly, heated), ethanol, and acetone. Chemically, ATMP is stable and possesses good thermal stability. It is resistant to sulfuric acid boiling and has a dry decomposition temperature of 200~212 °C. Furthermore, ATMP is not easily hydrolyzed. Applications and Benefits： ATMP's unique properties make it a valuable additive in various industrial processes. Its primary applications include: 1. **Metal Chelating Agent:** ATMP effectively chelates metal ions, forming stable complexes that prevent the formation of scale and corrosion in water systems. It is widely used in open circulating cooling water systems, boiler water systems, and oil field sewage reinjection systems with high hardness and poor water quality. 2. **Metal Surface Treatment Agent:** ATMP is employed as a metal surface treatment agent in the textile printing and dyeing industry. Its high purity and ease of use make it suitable for various metal surface treatment applications. 3. **Additive in Detergents:** ATMP's chelating properties make it a valuable additive in detergents, where it helps remove grease and metal ions from surfaces, enhancing the cleaning performance of detergents. 4. **Metal Ion Masking Agent:** ATMP's ability to form stable complexes with metal ions makes it a useful metal ion masking agent in various industrial processes. 5. **Cyanide-Free Electroplating Additive:** ATMP is used as a cyanide-free electroplating additive, providing an environmentally friendly alternative to traditional cyanide-based electroplating processes. 6. **Extractant for Precious Metals:** ATMP is employed as an extractant for precious metals, selectively extracting them from ores and other materials. Conclusion： Amino Trimethylene Phosphonic Acid (ATMP) is a versatile and effective chelating agent and metal surface treatment agent with a wide range of industrial applications. Its ability to form stable complexes with metal ions, its resistance to hydrolysis, and its high water solubility make it an indispensable compound in various industries, including water treatment, textile printing and dyeing, detergents, metal surface treatment, and precious metal extraction.

Introduction: Ammonium Molybdate Tetrahydrate, also recognized by various synonyms including Hexaammonium molybdate and Molybdic acid ammonium salt, plays a pivotal role in diverse industrial and analytical applications. With the CAS number 12027-67-7, this compound, in the form of colorless or light yellow-green columnar crystals, showcases unique properties that make it indispensable in various sectors. Physical and Chemical Properties: The molecular formula of H24Mo3N6O12 and a molar mass of 588.04 g/mol define the composition of this compound. Soluble in water but insoluble in ethanol, it undergoes acid decomposition. Heating it to 90°C results in the loss of one molecule of crystal water, while at 190°C, decomposition occurs. The pH value of a 5% aqueous solution ranges from 5.0 to 5.5, emphasizing its stability under specific conditions. The relative density is measured at 2.498. Utility: Ammonium Molybdate Tetrahydrate stands out as a versatile reagent in the measurement of various elements, including phosphate, nickel, germanium, selenium dioxide, arsenate, alkaloids, and lead. It finds application as a crucial component in reagents for chromatographic analysis, contributing to the precision of analytical processes. Additionally, it serves as an efficient catalyst in the oil industry, impacting Powder Metallurgy for molybdenum, as well as finding uses in photography, ceramic glaze, and pigment production. Storage and Safety Measures: Storing this compound at room temperature ensures its stability. As with any chemical, proper handling precautions should be observed, including storage away from incompatible substances. In conclusion, Ammonium Molybdate Tetrahydrate emerges as a catalyst for precision and progress, seamlessly integrating into analytical processes and contributing significantly to various industrial applications. Its diverse uses underscore its importance, making it an essential component in the journey of scientific and industrial advancement.

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