Product Description
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Merck Chemicals (Shanghai) Co., Ltd. is the subsidiary of the globally operating group Merck KGaA, Darmstadt (Germany) and provides Chinese market with high quality life science and chemical products and services
The contact persons for the specific product groups of the Chemicals businesses are listed on the website of Merck Group in China.
AI Product Description
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Tri-Sodium Phosphate Dodecahydrate (TSP-D), chemically known as Na₃PO₄·12H₂O, is a highly soluble, crystalline salt widely utilized across industrial, domestic, and laboratory sectors. Its primary function stems from its strong alkalinity and exceptional ability to sequester calcium and magnesium ions, making it an effective water softener and cleaning agent. In household applications, TSP-D serves as a powerful degreaser for pre-painting surface preparation, effectively removing oil, grease, and grime from walls, floors, and masonry. It is also frequently employed in the food industry as a processing aid, acting as a buffering agent, emulsifier, and leavening agent in cheese manufacturing, meat products, and baking powders. Furthermore, in water treatment facilities, it plays a critical role in preventing scale formation within boilers and cooling towers by precipitating hardness minerals.
Despite its utility, handling Tri-Sodium Phosphate Dodecahydrate requires strict safety precautions due to its caustic nature. Direct contact with skin or eyes can cause severe irritation, burns, and inflammation; therefore, operators must wear appropriate personal protective equipment (PPE), including chemical-resistant gloves, goggles, and long-sleeved clothing. Inhalation of dust should be avoided, necessitating the use of respiratory protection in poorly ventilated areas. If ingested, immediate medical attention is crucial. Environmentally, while not acutely toxic, high concentrations can alter pH levels in water bodies, potentially harming aquatic life; thus, discharge into drains must comply with local wastewater regulations. The dodecahydrate form is particularly hygroscopic, meaning it readily absorbs moisture from the air, which can lead to clumping and reduced efficacy if not stored in airtight containers in a cool, dry place. Proper storage away from incompatible acids is essential to prevent hazardous reactions. Overall, TSP-D remains a versatile chemical indispensable for cleaning, water management, and food processing when handled with care and adherence to safety data sheet guidelines.