POTENCY RESERVE & POWER SUPPLY CONTRACT AMENDMENT



 





Exhibit 10.23



	 	 	 
	CE DOCM-110/02

	 	Recife, April 23, 2002.







Dr. Manoel Carnauba Cortez

Regional Superintendent

Trikem UCS/AL

Maceio — Alagoas



	 	 	 	 	 
	 

	 	Subject:
	 	Fourteenth Addendum to the Contract of Potency Reserve and
Supply of Electric Energy







Dear Sir:


We are returning herewith, duly signed, an original copy of Addendum No. 14 to
the Contract of Potency Reserve and Supply of Electric Power, entered by and
between CHESF and TRIKEM UCS/AL.



At this time, we transmit to you our best regards.



Very truly yours,




(Signed by) Teófilo de Holanda Cavalcanti

Manager, Energy Trade Division — DOCM

‘Phone/Fax (0**81) 3229-4103/3229-4087

e-mail: teofiloh@chesf.gov.br.



 









 





	 	 	 
	 

	 	Addendum No. 14 to the Contract of Potency Reserve
and Supply of Electric Power, executed by and
between Companhia Hidro Elétrica do São Francisco
- CHESF and Trikem S/A, on 06/02/1998.






COMPANHIA HIDRO ELÉTRICA DO SÃO FRANCISCO, operator of electric power public
services, established in the City of Recife, State of Pernambuco, at Rua
Delmiro Gouveia number 333, District of Bongi, enrolled in the Taxpayers’
General Registry of the Ministry of Finance under number 33 541 368/0001-16 and
in the Fiscal Registry of the State of Pernambuco under number 18 1 001
0005584-6, hereinafter referred to as CHESF, and TRIKEM S/A, with its
industrial facilities in the Municipality of Maceió, State of Alagoas, enrolled
in the Taxpayers’ General Registry of the Ministry of Finance under number 13
558 226/0013-98 and in the Fiscal Registry of the State of Alagoas under number
240 07111-5, hereinafter referred to as CONSUMER, the parties being represented
by their Directors who signed “in-fine”, have mutually adjusted this ADDENDUM
TO THE CONTRACT OF POTENCY RESERVE AND SUPPLY OF ELECTRIC POWER.



CONSIDERING:



Considering the present energetic situation in Brazil, and pursuant to
Resolution No. 4, of May 22, 2001, Article 13, item I, of the Board for
Management of the Electric Energy Crisis — GCE, the CONSUMER requested a
revision in the amounts of the contracted demand, which has been accepted by
CHESF according to the following clauses:




	 	 	 
	1st CLAUSE:

	 	The subject matter of this ADDENDUM is to change the contractual
demand established in the Contract of Potency Reserve and Supply of
Electric Power, appended hereby, according to the table below.







	 	 	 	 	 	 	 	 	 	 	 	 	 
	PERIOD OF SUPPLY
	 	PERIOD OF	 	MONTHLY (VALUES IN KW)

	Item
	 	Month/Year
	 	THE YEAR
	 	Peak
	 	Out of Peak

	01

	 	February/2002
	 	Wet
	 	 	153,000	 	 	 	153,000	 







Recife, February 01, 2002




COMPANHIA HIDRO ELÉTRICA DO SÃO FRANCISCO — CHESF




	 	 	 	 	 	 	 
	 

	 	

	 	

	 	 
	

	 	(Signed by)
	 	(Signed by)	 	 
	

	 	Mozart de Siqueira Campos Araujo,
	 	Paulo de Tarso da Costa,	 	 
	

	 	Director President
	 	Operations Director	 	 







TRIKEM S/A.




	 	 	 
	

(illegible signature)

	 	
 (illegible
signature)
	name: Manoel Carnaúba Cortez

	 	name: Jorge Santos Figueiredo Neto
	position: Superintendent Director

	 	position: Responsible for Chlorine Soda Production







	 	 	 	 	 	 	 
	

	 	WITNESSES:	 	 	 	 
	 
	 	 	 	 	 	 
	 

	 	

	 	

	 	 
	

	 	(illegible signature)
	 	(illegible signature)	 	 
	

	 	Alvaro Cezar de Almeida
	 	João Henrique de Araújo Franklin Neto	 	 
	

	 	Responsible for Administration
	 	CPF: 192 420 694-34