The loss will be same as long as current magnitude is same irrespective of what the power factor (pf) of the load current is. Just to clarify consider a single phase 110 V /220 V transformer . Let its Req=eqivalent resistane be 3 ohm (referred to 220 V side). Let it be rated 2.2 kVA.
Actually in the US is the cost of sand is about $11-13/Ton.
Since 2011, DAP prices have varied in a range from $616 per ton to $710 per ton. The current DAP price of $628 per ton is toward the bottom end of the 2011-2012 range. Since 2011, potash prices have ranged from $565 per ton to $646 per ton. The current price of $599 per ton is in the middle of the range.