Recently, covid 19 outbreak spreads in Shanghai, China. There are more than 25,000 new asymptomatic domestic infections every day. China is implementing a dynamic zero-out policy. A leading respiratory expert said the key to COVID-19 prevention and c…
Boron phosphide (or BP powder) is an inorganic compound that is composed of boron phosphorous and used in semiconductor materials. Purity: 99.99%Particle Size: 60 mesh About Boron Phosphide BP Powder : Boron phosphide is an inorganic compou…
Because the steric hindrance of the extended polymer side chain effectively hinders the secondary agglomeration between cement particles, so the product has high dispersion performance and can maintain this performance for a long time to realize the…
It is a white hydraulic cementing material made by grinding, called white silicate cement (referred to as white cement).…
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