Development Of Carbon Nitride Based Functional MaterialsPrepared From Industrial Grade Urea
Tech Blog Development Of Carbon Nitride Based Functional Materials Prepared From Industrial Grade Urea Industrial grade urea overcapacity has long plagued China’s nitrogen fertilizer industry. Turning low-cost industrial urea into high-value functional materials offers a sustainable, scalable solution. This study uses industrial-grade urea as a raw material to synthesize graphitic carbon nitride (g‑C₃N₄) via thermal […]
Improved Purification Process For Urea Hydrolysis Products
Tech Blog Improved Purification Process for Urea Hydrolysis Products Urea hydrolysis is a core reaction in coal chemical, fertilizer, and environmental protection industries, converting urea into ammonia and carbon dioxide. However, traditional purification processes suffer from long residence times, high energy consumption, unstable product purity, and poor adaptability to fluctuations in feed composition. This article […]
Uncertainty Evaluation For Determination Of Biuret In Automotive Urea Solution By HPLC
Tech Blog Uncertainty Evaluation for Determination of Biuret in Automotive Urea Solution by HPLC Automotive urea solution (DEF urea) is a critical consumable for SCR systems in diesel vehicles, and biuret content is a strictly controlled impurity index. According to national standards, the biuret content in automotive urea solution must not exceed 0.3%. Excessive biuret […]
Changes In Alkalinity Of Automotive Urea Solution At Different Storage Temperatures
Tech Blog Changes in Alkalinity of Automotive Urea Solution at Different Storage Temperatures As the core reducing agent for diesel vehicle SCR systems, vehicle urea solution directly determines NOₓ conversion efficiency and exhaust system service life. Temperature fluctuations during production, transportation, and use are the key factors driving excessive alkalinity in automotive urea solutions. Excessive […]
Melamine Sound Absorbing Foam Properties And Applications
Tech Blog Melamine Sound Absorbing Foam Properties and Applications Melamine sound-absorbing foam is a high-performance open-cell foam with outstanding sound absorption, thermal insulation, flame-retardant properties, and environmental stability. It is widely used in architectural acoustics, transportation, and noise reduction engineering. This article systematically introduces its material characteristics, product forms, sound absorption performance under different installation […]
Determination of Melamine Residue in Wastewater With Resonance Scattering Spectral Method
Tech Blog Determination of Melamine Residue in Wastewater With Resonance Scattering Spectral Method Melamine contamination in industrial wastewater and environmental water poses potential risks to aquatic ecosystems and human health. Traditional detection methods such as HPLC, GC-MS, and titration are often time-consuming, costly, or require complex pretreatment. In this study, a novel resonance scattering spectral […]
HPLC Determination Of Melamine In Feed
Tech Blog HPLC Determination of Melamine in Feed Melamine contamination in feed and raw milk poses severe risks to animal health and food safety, as its high nitrogen content (66.7%) is illegally used to falsify crude protein levels. Traditional detection methods often involve toxic ion-pair reagents that damage chromatography columns and require frequent mobile phase […]
GC MS Method For Determination Of Melamine Residues In Eggs
Tech Blog GC MS Method for Determination of Melamine Residues in Eggs Following the 2008 melamine contamination incident, melamine detection in food—especially in animal-derived products such as eggs—has become a key focus of food safety monitoring worldwide. However, egg matrices are complex and contain fats, proteins, and pigments that strongly interfere with testing. This article […]
How Melamine Production Affects Urea Plants?
Tech Blog How Melamine Production Affects Urea Plants? For chemical plants that integrate melamine production with urea manufacturing, the mutual influence between the two units is critical for stable operation, cost control, and safety. This article breaks down how melamine production affects urea plants—and the proven technical retrofits to reduce these risks. Why Melamine & […]
Saturation Solubility Of Melamine Under Different Temperature And pH
Tech Blog Saturation Solubility Of Melamine Under Different Temperature And pH Melamine is a widely used industrial chemical in resins, plastics, and coatings. In industrial production, waste recovery, and environmental treatment, melamine’s solubility in water is a critical parameter. This article presents a comprehensive study of saturation solubility of melamine under different temperature and pH, […]
