A good rule of thumb is: 1  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) 2  for normal separations (1 â¤ Î´CV â¤ 5) use from 20 to 90 g (~40-180 mL) of silica gel per gram of compound to be purified (2-9% load)
Typical costs: 1  According to the Academy of Managed Care Pharmacy , insulin pumps cost between $4,500 and $6,500 for individuals without insurance. The price varies depending upon the features, brand and size of the pump. 2  Some insurance plans will cover the cost of the pump.
The costs of diabetes aren't all as obvious as an insulin pump. iStockphoto hide caption. iStockphoto. The costs of diabetes aren't all as obvious as an insulin pump. Diabetes is an expensive disease to treat, costing the United States $244 billion in 2012, according to an analysis of the disease's economic burden.he costs of diabetes aren't all as obvious as an insulin pump. iStockphoto hide caption. iStockphoto. The costs of diabetes aren't all as obvious as an insulin pump. Diabetes is an expensive disease to treat, costing the United States $244 billion in 2012, according to an analysis of the disease's economic burden.