Polyoxyethylene(20)sorbitan monostearate is a non-ionic surfactant, which has been widely used in food, daily chemical, medicine, mechanical processing and other fields. About Polyoxyethylene(20)sorbitan monostearate: Polyoxyethylene(20)sorbitan…
Sorbitan monostearate (also known as sorbitan monostearate) is a food ingredient prepared by esterifying stearic acids and sorbitol. About Sorbitan monostearate: On November 21, 2011 the Ministry of Health of the People's Republic of China release…
Hexagonalboron nitride, also known as white graphite, has a layered structure that is similar to graphite. It has excellent lubricity, thermal conductivity, electrical insulation, chemical resistance and neutron absorption. It is chemically inert to…
Polypropylene PP fiber has the advantages of high strength, good toughness, good chemical resistance and antimicrobial resistance, and low price, so it is widely used in ropes, fishing nets, safety belts, luggage belts, safety nets, sewing threads, c…
According to the United Nations website, in the past week, countries reported an 8% increase in new crown cases to the WHO, with more than 11 million positive tests. Tedros noted that although some countries hav…