Obviously the more product you have and the closer the impurities are, the more silica gel you will need. 1  A good rule of thumb is: 2  for difficult separations (Î´CV â¤ 1) use up to 100 g (~200 mL) of silica gel per gram of compound to be purified (1% load)
Median age at first marriage for American Indian and Alaska Native men and women age 15 to 54, respectively, in 2010. For the population as a whole in this age range, the respective numbers were 28.7 and 26.7 years. The difference in the median age at first marriage between American Indian and Alaska Native women and women overall is not statistically significant.
Data is available for India and all states. The Transition State takes a look at how India and its states have been ageing. The median age of India in 2011 was a young 24 years, with the median age ranging from 19 years in Meghalaya, 20 in Bihar and UP to 31 years in Kerala.his is good news for India as even itâs most aged state is still younger than China or the United States. Below is a map of median ages of individual states. Median Age in India, 2011. Map made using Gramenerâs free mapping tool.