According to the statistics: On March 3, the main price of wire screws rose in China. Among the 52 sample cities, 33 cities rose, with an increase of 10-50, accounting for 63.46%, while the remaining 19 cities remained stable for the time being, acco…
The Evolution History of Boron Nitride Boron nitride , a synthetic ceramic material with useful chemical and physical properties. It was first made commercially from 1954 through the Carborundum Corporation. It was acquired by Saint-Gobain in the yea…
A chemical formula of na5p3o10 is sodium tripolyphosphate, an organic substance. It's a type of water-soluble, amorphous linear polyphosphate. Tripolyphosphate sodium tpp, tripolyphosphate sodium ph A chemical formula of na5p3o10 is sodium tripoly…
0086-0379-64280201
brad@ihpa.net
skype
whatsapp