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sodium tripolyphosphate keywords to promote the role of

time2012/03/01

sodium tripolyphosphate keywords to promote the role of
Chemical methods can not decompose, and can constitute all the material. Some examples of common elements hydrogen, nitrogen and carbon. Until 2007, a total of 118 kinds of elements are found, of which 94 species exist on Earth. 1923, the International Atomic Weight Committee decision: the chemical elements according to how much of the nucleus charge of atom classification of a way to the same class of the nuclear charge number of atoms called an element.
sodium tripolyphosphate, also known as chemical elements in nature more than one hundred kinds of basic metals and non-metallic material, they are only composed by an atom in each nucleus of its atoms with the same number of protons,