“SAM SFC1481FA Hitachi Metals, Ltd SAM Mass Flow Controller SFC Series MC-4UGL NH3 5000SCCM 3G2235″. SALES CONDITION & PACKING. These products are subject to export restrictions under U. The Bureaus of U. Census and the Bureau of Industry and Security (BIS) regulate exports through the Export Administration Regulations (EAR). Please be aware that we may require additional time to determine the products export classifications [Export Control Classification Number (ECCN)] and if it is determined an export license is required, we would need an additional time for licensing.