Preventing the Forward Contamination of Mars (2006) / Chapter Skim
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Appendix E Approaches to Bioburden Reduction for Lander Missions to Mars
Appendix E Approaches to Bioburden Reduction for Lander Missions to Mars
Pages 141-143
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From page 141... ...
APPENDIX E 141 E Approaches to Bioburden Reduction for Lander Missions to Mars TABLE E.1 Approaches to Bioburden Reduction for Lander Missions to Mars Mission Type Year Viking Pre-Sterilization Viking Post-Sterilization Other Approaches Viking Life- 1975- Assembly was done in class-100,000 After assembly in clean rooms Landers Detection 1976 clean rooms.a Thousands of microbial and application of microbial Instruments assays were conducted during assays, the landers were sealed assembly, which established an in bioshields. Bioburden was COSPAR average spore burden per square meter further reduced through dry Category of less than 300.
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From page 142... ...
Some sealed in a front and back and procedures for Rover Instruments components were sterilized with dry shield and bioseal and planetary protection heat. Gamma irradiation, gas plasma, protected from recontamination were followed in the COSPAR and alcohol wipes were used to by a HEPA filter.
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From page 143... ...
eLaura Newlin, Planetary Protection Lead for the MER Missions, Jet Propulsion Laboratory, discussion with the NRC Committee on Preventing the Forward Contamination of Mars, February 26, 2004; "Mars Exploration Rover Spacecraft Undergo Biological Testing and Cleaning Prior to June Launches," KSC Release No.
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