AMENDMENT2/POTENCY RESERVE & POWER SUPPLY CONTRACT



 




Exhibit 10.11



	 	 	Addendum No. 02 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, according to
the following clauses:



	 	 	 
	1st CLAUSE

	 	The subject matter of this addendum is to set forth the
replacement of demand corresponding to the “Compensation of the electric
energy block that was not consumed by TRIKEM-UCS-AL during the scheduled
stoppage for maintenance in the period from 09/22/99 through 09/28/99, as
follows:








	1.	 	Keep the demand amounts, contracted for both peak
and out of peak segments, at the present amount, which is
165,000 kW.
	 
	2.	 	The tolerance for calculating the excess demand
is 5% (five percent) of the contract’s value for both peak and
out of peak segment, and corresponds to 8,250 kW.
	 
	3.	 	For the replacement period, TRIKEM-UCS-AL’s
consumption history will be observed, where it is verified the
demand record close to the 5% limit over the contract.
	 
	4.	 	During the replacement period, from 00:00h of
01/01/2000 through 24:00h of 01/31/2000, for both peak and out
of peak segments, the following conditions are agreed:






	4.1.	 	The demand amount measured, or
equivalent, up to the limit of 173,000 kW (value
historically practiced, updated to the new value of the
contract) will be considered as firm demand for billing
purposes.
	 
	4.2.	 	The demand amount measured, or
equivalent, in excess of 173,000 KW, up to the limit of
178,000 KW, will be deemed to be replacement demand,
which will not be billed.
	 
	4.3.	 	The demand amount measured, or
equivalent, in excess of 178,000 KW, up to the limit of
178,250 KW, will be considered as firm demand for
billing purposes.
	 
	4.4.	 	If the limit of 178,250 KW (contract
demand plus replacement demand plus tolerance limit) is
exceeded, the demand amount measured, or equivalent, in
excess of 170,000 KW (contracted demand plus replacement
demand) will be considered as excess




 









 












	 	 	for billing
purposes.
	 
	4.5.	 	The consumption effectively measured,
or equivalent, will be considered as firm for billing
purposes.
	 
	4.6	 	In the case of operational
restrictions, CHESF might request the return of demand
to the contract’s level, without such event implying in
postponement of this addendum, or any other kind of
compensation by CHESF.





	 	 	 
	2nd CLAUSE

	 	The other clauses in the contract hereby appended, remain
unchanged with respect to all provisions that do not expressly or
implicitly are conflicting herewith.







Being thus agreed, the parties sign this instrument on 02 (two) copies of equal
content and configuration, in the presence of the witnesses indicated.



Recife, December 31, 1999




COMPANHIA HIDRO ELÉTRICA DO SÃO FRANCISCO — CHESF




	 	 	 
	
 

	 	
 
	(Signed by)

Mozart de Siqueira Campos Araujo,

Director President

	 	(Signed by)

Paulo de Tarso da Costa,

Operations Director







TRIKEM S/A.




	 	 	 
	
 

	 	
 
	(Signed by)

	 	(Signed by)
	OSVALDO URDANIZ DEIRO,

	 	JORGE SANTOS FIGUEIREDO NETO,
	Director

	 	Production Manager of the Chlorine Soda Plant
	 
	 	 
	WITNESSES:
	 	 
	 
	 	 
	
 

	 	
 
	(Signed by)

Ricardo de Maya Gomes Simões,

	 	(Signed by)

João Henrique de Araújo Franklin Neto