NIOBRAS MINERAÇÃO LTDA. COPEBRAS INDÚSTRIA LTDA.

Rua Maria Luiza Santiago, 200, 20º Andar, 30360-740 - Belo Horizonte/MG

Brazil

Bureau Veritas Certification certify that the Management System of the above organization has been audited and found to be in accordance with the requirements of the management system standards detailed below.

Standards

OHSAS 18001:2007

Scope of certification

MANUFACTURING, SALES AND SERVICING OF PHOSPHATE CONCENTRATE,

PHOSPHATE FERTILIZERS WITH AND WITHOUT AMMONIUM, WITH OR WITHOUT AGGREGATED MICRONUTRIENTS, SULFURIC, PHOSPHORIC AND FLUOSILICIC

ACIDS, DICALCIUM PHOSPHATE, PHOSPHOGYPSUM AND REFORESTATION. PRODUCTION AND SALES OF FERRONIOBIUM ALLOY.

Certification cycle start date: 15 July 2015

Subject to the continued satisfactory operation of the organization’s Management System, this certificate expires on: 14 July 2018

Original certification date: 22 November 1994

Certificate N°: BR021552 Version: 2 Revision Date: 21 February 2017

Lucia Nunes - Technical Manager

Escritório local: Av. Alfredo Egídio de Souza Aranha, 100, Torre C, 4° Andar Vila Cruzeiro, 04726-170 - São Paulo/SP - Brazil

Further clarifications regarding the scope of this certificate and the applicability of the management system requirements may be obtained by consulting the organization. To check this certificate validity please call +551126559001.

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COPEBRAS INDÚSTRIA LTDA.

Rua Maria Luiza Santiago, 200, 20º Andar, 30360-740 - Belo Horizonte/MG

Brazil

Bureau Veritas Certification certify that the Management System of the above organization has been audited and found to be in accordance with the requirements of the management system standards detailed below.

Standards

OHSAS 18001:2007

Scope of certification

MANUFACTURING, SALES AND SERVICING OF PHOSPHATE CONCENTRATE,

PHOSPHATE FERTILIZERS WITH AND WITHOUT AMMONIUM, WITH OR WITHOUT AGGREGATED MICRONUTRIENTS, SULFURIC, PHOSPHORIC AND FLUOSILICIC

ACIDS, DICALCIUM PHOSPHATE, PHOSPHOGYPSUM AND REFORESTATION.

Certification cycle start date: 15 July 2015

Subject to the continued satisfactory operation of the organization’s Management System, this certificate expires on: 14 July 2018

Original certification date: 22 November 1994

Certificate N°: BR021552 Version: 2 Revision Date: 21 February 2017

Lucia Nunes - Technical Manager

Escritório local: Av. Alfredo Egídio de Souza Aranha, 100, Torre C, 4° Andar Vila Cruzeiro, 04726-170 - São Paulo/SP - Brazil

Further clarifications regarding the scope of this certificate and the applicability of the management system requirements may be obtained by consulting the organization. To check this certificate validity please call +551126559001.

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COPEBRAS INDÚSTRIA LTDA.

Standards

OHSAS 18001:2007

Scope of certification

Certificate N°: BR021552 Version: 2 Revision Date: 21 February 2017

Lucia Nunes - Technical Manager

Escritório local: Av. Alfredo Egídio de Souza Aranha, 100, Torre C, 4° Andar Vila Cruzeiro, 04726-170 - São Paulo/SP - Brazil

Further clarifications regarding the scope of this certificate and the applicability of the management system requirements may be obtained by consulting the organization. To check this certificate validity please call +551126559001.

HEADOFFICE RUA MARIA LUIZA SANTIAGO, 200,

20º ANDAR, SANTA LÚCIA 30360-740 - BELO HORIZONTE/MG

MANUFACTURING, SALES AND SERVICING OF PHOSPHATE

CONCENTRATE, PHOSPHATE FERTILIZERS WITH AND WITHOUT AMMONIUM, WITH OR WITHOUT

AGGREGATED MICRONUTRIENTS, SULFURIC, PHOSPHORIC AND

FLUOSILICIC ACIDS, DICALCIUM PHOSPHATE, PHOSPHOGYPSUM AND

REFORESTATION.

SITE CUBATÃO

ROD. CÔNEGO DOMÊNICO RANGONI,

KM 264,2, OESTE, 11573-904 CUBATÃO/SP

SITE CATALÃO

FAZENDA OUVIDOR DOS CLAUDIOS,

S/Nº, ZONA RURAL, 75701-970 CATALÃO/GO

SITE OUVIDOR

FAZENDA CHAPADÃO, S/Nº, ZONA RURAL, 75715-000 - OUVIDOR/GO

Página 3/5

NIOBRAS MINERAÇÃO LTDA.

Rua Maria Luiza Santiago, 200, 20º Andar, 30360-740 - Belo Horizonte/MG

Brazil

Bureau Veritas Certification certify that the Management System of the above organization has been audited and found to be in accordance with the requirements of the management system standards detailed below.

Standards

OHSAS 18001:2007

Scope of certification

PRODUCTION AND SALES OF FERRONIOBIUM ALLOY.

Certification cycle start date: 15 July 2015

Subject to the continued satisfactory operation of the organization’s Management System, this certificate expires on: 14 July 2018

Original certification date: 22 November 1994

Certificate N°: BR021552 Version: 2 Revision Date: 21 February 2017

Lucia Nunes - Technical Manager

Escritório local: Av. Alfredo Egídio de Souza Aranha, 100, Torre C, 4° Andar Vila Cruzeiro, 04726-170 - São Paulo/SP - Brazil

Further clarifications regarding the scope of this certificate and the applicability of the management system requirements may be obtained by consulting the organization. To check this certificate validity please call +551126559001.

Page 4/5

NIOBRAS MINERAÇÃO LTDA.

Standards

OHSAS 18001:2007

Scope of certification

Certificate N°: BR021552 Version: 2 Revision Date: 21 February 2017

Lúcia Nunes - Gerente Técnica

Escritório local: Av. Alfredo Egídio de Souza Aranha, 100, Torre C, 4° Andar Vila Cruzeiro, 04726-170 - São Paulo/SP - Brazil

Further clarifications regarding the scope of this certificate and the applicability of the management system requirements may be obtained by consulting the organization. To check this certificate validity please call +551126559001.

HEADOFFICE

RUA MARIA LUIZA SANTIAGO, 200, 20º ANDAR, SANTA LÚCIA

30360-740 - BELO HORIZONTE/MG

PRODUCTION AND SALES OF FERRONIOBIUM ALLOY.

USINA BENEFICIAMENTO BOA VISTA

ROD. GO 503, KM 11,5, 75715-

000 OUVIDOR/GO

USINA BENEFICIAMENTO TAILINGS

ROD. GO 503, KM 13,0, 75715-

000 OUVIDOR/GO

MINA BOA VISTA

ROD. BR 050, KM 271, 75701-970

CATALÃO/GO

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