You are purchasing 50 grams of  99+% Pure Cesium Chloride.    Your sample will come from a 5 kg bottle.  Current catalog price is about $65.Good luck!!  Buyer must be 21 years of age.  Buyer assumes all liability for the use of this item.  Buyer agrees to not hold the seller or Amazon liable for the use of this item.  Buyer agrees to use this item in accordance with all local, state, and federal laws.  This is for laboratory and scientific use only!  Not for food or drug use.  Shipping will comply with all USPS regulations.