Exhibit 99.1350CERT
Certification Pursuant to Rule 30a-2(b) under the 1940 Act and
Section 906 of the Sarbanes Oxley Act
Pursuant to 18 U.S.C. § 1350, the undersigned officer of BlackRock High Income Fund of BlackRock
Bond Fund, Inc. (the “registrant”), hereby certifies, to the best of her knowledge, that the registrant's Report
on Form N-CSR for the period ended September 30. 2009, (the “Report”) fully complies with the
requirements of Section 15(d) of the Securities Exchange Act of 1934, as amended, and that the
information contained in the Report fairly presents, in all material respects, the financial condition and
results of operations of the registrant.
Date: November 20, 2009
/s/ Anne F. Ackerley
Anne F. Ackerley
Chief Executive Officer (principal executive officer) of
BlackRock High Income Fund of BlackRock Bond Fund, Inc.
Pursuant to 18 U.S.C. § 1350, the undersigned officer of BlackRock High Income Fund of BlackRock
Bond Fund, Inc. (the “registrant”), hereby certifies, to the best of his knowledge, that the registrant's Report
on Form N-CSR for the period ended September 30. 2009, (the “Report”) fully complies with the
requirements of Section 15(d) of the Securities Exchange Act of 1934, as amended, and that the
information contained in the Report fairly presents, in all material respects, the financial condition and
results of operations of the registrant.
Date: November 20, 2009
/s/ Neal J. Andrews
Neal J. Andrews
Chief Financial Officer (principal financial officer) of
BlackRock High Income Fund of BlackRock Bond Fund, Inc.
This certification is being furnished pursuant to Rule 30a-2(b) under the Investment Company Act of 1940,
as amended, and 18 U.S.C. Section 1350 and is not being filed as part of the Form N-CSR with the
Securities and Exchange Commission.
