UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	April 5, 2013 4:00 P.M.

Form:	S-4
CIK: 0001089748 Company Name: HUNTSMAN INTERNATIONAL LLC File Number: 333-187504
CIK: 0001265875 Company Name: AIRSTAR CORP File Number: 333-187504-24
CIK: 0001266203 Company Name: HUNTSMAN PETROCHEMICAL LLC File Number: 333-187504-23
CIK: 0001289517 Company Name: Huntsman Advanced Materials Americas LLC File Number: 333-187504-22
CIK: 0001289518 Company Name: Huntsman Advanced Materials LLC File Number: 333-187504-21
CIK: 0001266214 Company Name: Huntsman Australia LLC File Number: 333-187504-20
CIK: 0001572011 Company Name: Huntsman Australia Holdings LLC File Number: 333-187504-19
CIK: 0001265884 Company Name: HUNTSMAN CHEMICAL PURCHASING LLC File Number: 333-187504-18
CIK: 0001266216 Company Name: HUNTSMAN ENTERPRISES LLC File Number: 333-187504-17
CIK: 0001136815 Company Name: HUNTSMAN ETHYLENEAMINES LLC File Number: 333-187504-16
CIK: 0001266209 Company Name: HUNTSMAN FUELS LLC File Number: 333-187504-15
CIK: 0001092724 Company Name: HUNTSMAN INTERNATIONAL FINANCIAL LLC File Number: 333-187504-14
CIK: 0001136816 Company Name: HUNTSMAN INTERNATIONAL FUELS LLC File Number: 333-187504-13
CIK: 0001266210 Company Name: HUNTSMAN INTERNATIONAL TRADING CORP File Number: 333-187504-12
CIK: 0001266224 Company Name: HUNTSMAN MA INVESTMENT CORP File Number: 333-187504-11
CIK: 0001266225 Company Name: HUNTSMAN MA SERVICES CORP File Number: 333-187504-10
CIK: 0001265883 Company Name: HUNTSMAN PETROCHEMICAL PURCHASING LLC File Number: 333-187504-09
CIK: 0001266213 Company Name: HUNTSMAN PROCUREMENT LLC File Number: 333-187504-08
CIK: 0001136818 Company Name: HUNTSMAN PROPYLENE OXIDE LLC File Number: 333-187504-07
CIK: 0001266231 Company Name: HUNTSMAN PURCHASING LTD File Number: 333-187504-06
CIK: 0001267163 Company Name: POLYMER MATERIALS INC File Number: 333-187504-05
CIK: 0001572012 Company Name: Huntsman Surfactants Technology Corp File Number: 333-187504-04
CIK: 0001563005 Company Name: Tioxide Americas (Holdings) LLC File Number: 333-187504-03
CIK: 0001092726 Company Name: TIOXIDE AMERICAS LLC File Number: 333-187504-02
CIK: 0001092725 Company Name: TIOXIDE GROUP File Number: 333-187504-01