BRAMMER

NAME: STANDARD ANALYSIS MATERIAL: IRON MINERAL CONTENT: FE=30,04 % PRESENTATION: POWDER SUPPLY: 10 G VIAL COMMERCIAL REFERENCE: BRAMMER-GIOP93 NOTE: – CHEMICAL COMPOSITION: – CR = 0,0144 %; – P = 0,0848 %; – CO = 0,00063 %

BASIC NAME: PADRAO MODIFICADOR NAME: ANALISE MATERIAL: MINERIO DE FERRO TEOR: FE=64,49 % APRESENTACAO: PO FORNECIMENTO: FRASCO 10 G REFERENCIA COMERCIAL BRAMMER-GIOP127 OBS: – COMPOSICAO QUIMICA: – CR = 0,007; – CO = 0,0034; – V = 0,1274.

NAME: STANDARD ANALYSIS MATERIAL: IRON ORE CONTENT: K2O=2.617% PRESENTATION: POWDER SUPPLY: 10 G BOTTLE COMMERCIAL REFERENCE BRAMMER-GIOP139 OBS: – CHEMICAL COMPOSITION: – FE: 22.43; – AL2O3: 4.9747; – CAO: 1.316; – MN: 0.068; – NA: 0.5068; – SIO2: 53.76.

BASIC NAME STANDARD NAME MODIFIER ANALYSIS MATERIAL IRON ORE CONTENT FE=59.51 % PRESENTATION PO SUPPLY 70G COMMERCIAL REFERENCE BRAMMER-NCSDC19003B SPECIFICATION NOTES: – EACH BOTTLE MUST BE IDENTIFIED: – MANUFACTURING BATCH NUMBER; – BATCH MANUFACTURING DATE; – BATCH EXPIRATION DATE; – THE MATERIAL MUST BE SUPPLIED INDIVIDUALLY PACKED AND PACKAGED, PROPERLY PROTECTED, IN ORDER TO AVOID

STANDARD ANALYSIS ORE FE 10G, BASIC NAME STANDARD NAME MODIFIER ANALYSIS MATERIAL IRON ORE CONTENT FE=47.52% PRESENTATION ON SUPPLY BOTTLE 10 G COMMERCIAL REFERENCE BRAMMER-GIOP-134 SPECIFICATION NOTES: – EACH BOTTLE MUST BE IDENTIFIED WITH: – MANUFACTURING BATCH NUMBER; – BATCH MANUFACTURING DATE; – BATCH EXPIRATION DATE. – THE SUPPLIER COMPANY MUST SEND THE FOLLOWING CERTIFICATE

STANDARD ANALYSIS ORE FE FE=58.02% 10G, BASIC NAME STANDARD NAME MODIFIER ANALYSIS MATERIAL IRON ORE CONTENT FE=58.02 % PRESENTATION PO SUPPLY 10 G BOTTLE ADDITIONAL REQUIREMENTS SEE OBS COMMERCIAL REFERENCE BRAMMER-OREAS 405 OBS: CHEMICAL COMPOSITION: – AL2O3: 2.26%; – CAO: 0.196%; – EF: 58.02%; – K2O: 0.020%; – LOI: 5.61%; – MGO: 0.002%; – P:

STANDARD SULFUR ANALYSIS S=0.011% 1000G BASIC NAME STANDARD NAME MODIFIER ANALYSIS MATERIAL SULFUR CONTENT C=3.33 AND S=0.011 % PRESENTATION ON SUPPLY BOTTLE 1000 G COMMERCIAL REFERENCE BRAMMER-HRT 530-033A SPECIFICATION NOTE: – EACH BOTTLE MUST BE IDENTIFIED WITH: – MANUFACTURING BATCH NUMBER ; – BATCH MANUFACTURING DATE; – BATCH EXPIRATION DATE; – THE SUPPLIER COMPANY MUST