Because of its high reactivity, phosphorus is never found as a free element in nature, ancient people didn't have enough experiments and resources to extract the phosphorus from its compound substances.
大大您好!!! 原文: Phosphorus circulates through water, the earth's crust, and living ...in terrestrial rock formations and ocean bottom sediments. The phosphorus cycle is slow compared to the water, carbon, and nitrogen cycles...
...: Kitchen with formate lotion(thickness 20% LAS An without phosphorus to formate the active pharmaceutical of interface.)The skin presents the wrinkle...