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Our reference: QR/2007-49/KE To: ECSS Technical Authority Mrs. C. Guilly - Eurospace copy: Mr. L. Hartman - CSA (Canada) Mr. B. Andersen - NSC (Norway) Mr. T. Rohr - ESA (WG convenor Q-70-53) Mrs. P. Rettberg - DLR (WG convenro Q-70-55) Dear ECSS members, After the positive parallel assessment of the draft by the responsible TAAR and the ES, please find attached: ECSS-Q-70-53A Draft 1 " Space product assurance - Materials and hardware compatibility tests for sterilization processes" and ECSS-Q-70-55A Draft 1 " Space product assurance - Microbial examination of flight hardware and cleanrooms" End of Public Review: 26 May 2008 Please review this draft and use for your comments the ECSS-DRR form. We would appreciate to receive your comments latest at the end of the review period by electronic mail to the ECSS Secretariat (ecss-secretariat@esa.int). In case you have no comments please submit to the ECSS Secretariat a reply stating at least "No comments to the draft [title of draft]" . Best regards Klaus Ehrlich ECSS Secretariat 3 attachments:
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