UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of

the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 3, 2005

ARCH CHEMICALS, INC.

(Exact name of registrant as specified in its charter)


Virginia	1-14601	06-1526315
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)


501 Merritt 7, Norwalk, CT		06851
(Address of principal executive offices)		(Zip code)

Registrant’s telephone number, including area code: (203) 229-2900

(N/A)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

¨	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

ITEM 2.02. RESULTS OF OPERATIONS AND FINANCIAL CONDITION

On May 3, 2005, the registrant released the results of operations and financial condition for the three months ended March 31, 2005. Attached as Exhibit 99, and incorporated herein by reference, is a copy of the registrant’s earnings press release dated May 3, 2005.

ITEM 9.01. FINANCIAL STATEMENTS AND EXHIBITS


99.		Press Release, dated May 3, 2005.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: May 3, 2005


	ARCH CHEMICALS, INC.

	By:	/s/ Louis S. Massimo
		Name: Louis S. Massimo
		Title: Executive Vice President and Chief Financial Officer

Exhibit Index


Exhibit No.		Description
99.		Press Release, dated May 3, 2005.