Ref. Ares(2021)3127833 - 10/05/2021 EUROPEAN COMMISSION  JOINT RESEARCH CENTRE  Directorate C– Energy, Transport and Climate Unit Energy Storage  TS-JRC/PTT/2021/CNP/0763  1  European Commission  Call for tenders JRC/PTT/2021/CNP/0763 – Competitive procedure with negotiation  TENDER SPECIFICATIONS  Part 2: Technical Specifications Supply of one low temperature water electrolysis test  station equipment including warranty and associated  maintenance services 