- Because your invoice indicate amount of insurance that made the total amount of LIOFOAM 143 and LIOVAC PI346 on your invoice do not matching with our purchase order, and email confirm price of Liofoam 143 and Liovac PI346 from Ms. Sandra indicate that the price of goods is CIF BKK price. So, could you please amend the total amount of these invoice as the same with our purchase order