After nitric acid manufacturing technology has matured, and then began to manufacture modern **, drugs and detonated propellant. As a basis for the manufacture of sulfuric acid, is an essential raw material pyrite. But at Bonaventure in Tanzhou not find iron pyrite, and, according to coach factory outlet speak, in the Beijing area are not able to meet the demand of pyrite present. coach outlet online According memories made in China where pyrite is more Yingde, Guangdong, Anhui and Gansu Baiyin Maanshan plant and other places. Guangdong, which is too far away and could not nike outlet go shopping there.
Only Gansu there is also better, had to purchase saltpeter, and there has been maintained to the merchant trade, but added if someone is willing to do this can be traded through the Department of Commerce and the coach factory people approached to see. The problem is that the road from Beijing to Gansu quite far away, it can be shipped over, even pyrite, I am afraid the price is not cheap. Fortunately, the domestic pyrite which only a few places, in addition to this the richest reserves of several places within relatively close distance from Beijing, Shanxi, too.
Moreover, Shanxi, now mostly in the north and a Han, from there to be a lot easier Youzhou cargo. In view of the North Han has just ended and combat Later Zhou Dynasty, the era of pyrite minerals are not mainstream products, may be difficult to get there from coach outlet online merchants and the price was right and sufficient quantity of ore. So, after repeated discussions of the Committee and technology, commerce, defense and other departments, after research, decided to send his brother in person at the North Han, the region may produce pyrite field trip.
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