agreed in writing, Porex shall continue to manufacture and produce Platelet Wafers using the existing specifications for Platelet Wafers until Cerus gives written notice to Porex that Platelet Wafers shall be thereafter manufactured in accordance with the Revised Wafer Specifications. References in the Agreement to "Specifications" shall be interpreted to include the Revised Wafer Specifications, as applicable. 2. A new Exhibit D-1, as set forth in Schedule 2 to this Amendment, shall be attached to the Agreement and incorporated therein by reference. As of April 1, 2018 and continuing until Cerus determines, in its sole discretion, that the Protocol EPP-029-886 under which Porex is currently operating can be discontinued, the price for Platelet Wafers shall be the prices set forth in Exhibit D-1. Upon Cerus' determination that the Protocol EPP-029- 886 can be discontinued, Cerus shall provide written notice thereof to Porex, along with a new purchase order for Platelet Wafers (the "New Pricing PO"). On and after the date of such notice, the "Pricing" table for Platelet Wafers in Exhibit D, as of the date immediately preceding the date of this Amendment, shall be reinstated and apply to Platelet Wafers that are produced pursuant to the New Pricing PO and were also produced after the date of the written notice. References in Section 1.5.1 of the Agreement to "Exhibit D" shall be amended to include "Exhibit D-1," as applicable. 3. The penultimate sentence in Section 1.3 shall be deleted in its entirety and replaced with the following: "In no event shall any Purchase Order: require delivery of more than [*] units of [*] and [*] units of [*] in any [*] (the "Porex Capacity Limitations")." 4. A new Section 1.5.3 shall be added to the Agreement as follows: 1.5.3 Porex will invoice Cerus monthly for Services performed by Porex