POWER OF ATTORNEY

	Know all by these presents, that the undersigned hereby constitutes
and appoints Marie Oh Huber and Stephen D. Williams, and each of them signing
singly, his true and lawful attorney-in-fact to:

	(1) execute for and on behalf of the undersigned, in the undersigned?s
	    capacity as an officer of Agilent Technologies, Inc. Forms 3, 4
	    and 5 and Form ID in accordance with Section 16(a) of the
	    Securities Exchange Act of 1934, as amended (the ?Exchange Act?),
	    and the rules thereunder;

	(2) do and perform any and all acts for and on behalf of the
	    undersigned which may be necessary or desirable to complete the
	    execution of any such Form 3, Form 4, Form 5 or Form ID and the
	    timely filing of such form with the United States Securities and
	    Exchange Commission and any stock exchange or similar authority;
	    and

	(3) take any other action of any type whatsoever in connection with
	    the foregoing which, in the opinion of such attorney-in-fact,
	    may be of benefit to, in the best interest of, or legally required
	    by, the undersigned, it being understood that the documents
	    executed by such attorney-in-fact on behalf of the undersigned,
	    pursuant to this Power of Attorney shall be in such form and shall
	    contain such terms and conditions as such attorney-in-fact may
	    approve in his or her discretion.

       The undersigned hereby grants to each such attorney-in-fact full power
and authority to do and perform all and every act and thing whatsoever
requisite, necessary, or proper to be done in the exercise of any of the
rights and powers herein granted, as fully to all intents and purposes as such
attorney-in-fact might or could do if personally present, with full power of
substitution or revocation, hereby ratifying and confirming all that such
attorney-in-fact, or his substitute or substitutes, shall lawfully do or cause
to be done by virtue of his Power of Attorney and the rights and powers herein
granted.  The undersigned acknowledges that the foregoing attorneys-in-fact,
in serving such capacity at the request of the undersigned, are not assuming,
nor is Agilent Technologies assuming, any of the undersigned?s responsibilities
to comply with Section 16 of the Exchange Act.

	This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4 and 5 and Form ID with
respect to the undersigned?s holdings of and transactions in securities issued
by Agilent Technologies, unless earlier revoked by the undersigned in a signed
writing delivered to the foregoing attorneys-in-fact.

	IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 19th day of November, 2009.

				/s/ Michael R. McMullen
				_____________________________
				Signature
				Michael R. McMullen