UK SBS PR17011 Plant Growth Chamber

Description

CLOSING TIME FOR BIDS IS 22/02/2017 11:00 HOURS. DO NOT APPLY DIRECTLY TO THE BUYER. To express your interest in this opportunity email ExpressionOfInterest@crowncommercial.gov.uk. To register on our e-sourcing portal click on https://gpsesourcing.cabinetoffice.gov.uk and follow the link "Register for CCS eSourcing" Chamber Specifications: This chamber is for work with Antarctic and Arctic plants and must be able to run the following program as a minimum: Temperature: 0 °C day and night for a minimum of 12 weeks Lighting: at full lighting, a photon flux density at 0 °C of 1200 µmol photons m-2 s-1 - i.e., sufficient to drive photosynthesis in higher plant leaves Special requirement: during the defrost cycle the back heat to the chamber must not exceed a 5 °C increase, and recovery to 0 °C must be within 30 minutes