The World Health Organization (WHO) invites vendors to submit an Expression of Interest (EOI) for Laboratory Equipment and Materials which address the following objectives: a. Supply and Delivery of In Vitro Diagnostic Tests b. Supply and Delivery of PCR and Sequencing Materials c. Supply, Delivery, and Installation of Non-clinical Laboratory Devices d. Supply and Delivery of Mobile Laboratory Equipment and Materials e. Supply and Delivery of Laboratory Chemicals, Cell Culture, Biological Products f. Supply and Delivery of Laboratory Plastic and Glassware Products, Laboratory Consumables WHO intends to invite selected vendors to participate in a formal solicitation, via a Request for Proposals (RFP), at a later stage, for the above requirements. Complete details of the requirements will be included in the solicitation documents.