Product Description
APPEARANCE: LIGHT YELLOW LIQUID
Use: Can be used in dye intermediate synthesis, surfactant, herbicide, pharmaceutical industry reducing agent and the protection of developing process in photographic industry.
Packing: 270kg plastic drum
AI Product Description
*The following content is generated by AI and is for reference only.
Ammonium bisulfite solution, chemically known as ammonium hydrogen sulfite, is a versatile inorganic compound widely utilized across various industrial sectors. Its molecular formula is typically represented as NH₄HSO₃, though it often exists in equilibrium with ammonia and sulfur dioxide in aqueous solutions. The substance is identified by the CAS number 12437-58-0, which serves as its unique registry for safety data sheets and regulatory compliance. This clear to slightly yellowish liquid possesses distinct reducing properties, making it an essential reagent in chemical synthesis and processing applications.
The primary application of ammonium bisulfite solution lies in the pulp and paper industry, where it functions effectively as a delignifying agent during the sulfite pulping process. By breaking down lignin bonds within wood chips, it facilitates the production of high-quality paper pulp while minimizing environmental impact compared to older methods. Furthermore, this compound acts as a crucial preservative and antioxidant in the food and beverage sector. It is frequently employed to inhibit microbial growth and prevent oxidation in fruit juices, wines, and dried fruits, thereby extending shelf life and maintaining product color and flavor integrity.
In the pharmaceutical and dye industries, ammonium bisulfite solution serves as a key intermediate for synthesizing various organic compounds and dyes. Its ability to form addition complexes with aldehydes and ketones makes it valuable in analytical chemistry for separating and identifying specific functional groups. Additionally, it is used in water treatment processes to remove residual chlorine and other oxidizing agents from wastewater, ensuring that discharged water meets strict environmental standards. Safety handling requires attention, as the solution can release sulfur dioxide gas upon heating or acidification, necessitating proper ventilation and personal protective equipment. Overall, ammonium bisulfite solution remains a fundamental chemical building block, bridging critical gaps between raw material processing and final product manufacturing in global supply chains.