Hypomagnesemia - Homeostasis. 1  Magnesium is abundant in nature. 2  The body contains 21â28 grams of magnesium (0.864â1.152 mol). 3  In terms of serum magnesium, the majority is bound to chelators, including ATP, ADP, proteins and citrate. 4  The kidneys regulate the serum magnesium.
Beijing Capital International Airport (PEK) is Asiaâs busiest airport in terms of passenger traffic and also one of the worldâs busiest airports.eijing Capital International Airport (PEK) is Asiaâs busiest airport in terms of passenger traffic and also one of the worldâs busiest airports.
Plan your travel to PEK Airport with the information provided in this site. Beijing Capital International Airport (IATA: PEK, ICAO: ZBAA) is the main airport that serves the city of Beijing, People's Republic of China. The airport is located 32 km (20 miles) northeast of city center.There is another airport in Beijing called Beijing Nanyuan Airport, only used by China United Airlines.Beijing Airport serves as the main hub for Air China, China Southern Airlines and Hainan Airlines. Air China is the main airline in the airport with more than 120 destinations. Rail: Beijing Subway has an Express line that connects Terminal 2 and 3 from the airport to city center (stops at Sanyuanqiao and Dongzhimen). The trip takes approximately 16-20 minutes and costs CNY25/person.