Reference Material For Chemical Testis

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CRM adhibetur pro qualitate temperantia et calibratione instrumentorum analyticorum in analysi ferrei Concentrate.Adhibetur etiam ad aestimationem et verificationem accurationis methodorum analyticorum.CRM adhiberi potest ad valorem mensurae transferendum.

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Certified Pretio

Mensa 1. Valores certificati pro GSB 03-2027-2006 (Missa Fractio %)

Numerus	Elementa	TFe*	FeO	SiO'₂	Al₂O₃*	CaO'	MgO	S
GSB 03-2027-2006	Certified Pretio	72.01	28.63	0.158	0.093	0.025	0.041	0.0028
GSB 03-2027-2006	Incerta	0.09	0.10	0.004	0.005	0.003	0.002	0.0004
Numerus	Elementa	P*	Mn	Ti*	K₂O	Na₂O*	Cu	Ni
GSB 03-2027-2006	Certified Pretio	0.0013	0.041	0.028	0.0078	0.0008	0.0007	0.0022
GSB 03-2027-2006	Incerta	0.0003	0.002	0.003	0.0005	0.0009	0.0009	0.0009
Numerus	Elementa	Co	sicut*	Pb	Zn	Cr
GSB 03-2027-2006	Certified Pretio	0.0008	0.00012	0.0009	0.0026	0.0078
GSB 03-2027-2006	Incerta	0.0001	0.0009	0.0001	0.0003	0.0004

Nota : * Indicat non intrarcommendatur scopeproductionproficiency de RMP *

Analysis methodi

Table 2. Analysis Methodi

Compositio	Methodus
TFe	Titrimetric modum post stagni () chloride reductionem Titanium() chloride minuere p*otassium dichromatis titrationmethodo
FeO	Potassium dichromatis titrationmethodo Potentiometrica methodus titrationis
SiO'₂	De hyacintho spectrophotometrica methodo silicomolybdica ICP-AES
CaO'	ASS ICP-AES
MgO	ASS ICP-AES
Al₂O₃	Chrome azurol S methodus photometrica ICP-AES
Ti	ICP-AES Diantipyrylmethane spectrophotometric methodus
Mn	ICP-AES ASS Potassiumperiodatespectrophotometric methodus
P	N-butyl alcohol-chloroform extractionis molybdaeni spectrophotomi hyacinthini methodi The butyl acetate extractionis photometric methodo ICP-AES
S	Princeps frequentiacombustioinfrared effusio modum Combustioniodometricmethodo
K₂O	ICP-AES ASS
Na₂O	ICP-AES ASS
Cu	ICP-AES ASS GFAAS
Ni	ASS GFAAS ICP-AES
Co	ASS GFAAS ICP-AES
As	GFAAS HG-ICP-AES ICP-AES
Pb	GFAAS ASS ICP-AES ICP-MS
Zn	ICP-AES ASS
Cr	ASS GFAAS ICP-AES

Homogeneitas Expertus et Stabilitas Inspectionis

Expirata certificatione: certificatio huius CRM valet usque ad diem 31 ianuarii 2023.

Mensa 3. Methodi homogeneitatis probatio

Compositio	Analysis methodi	Minimum specimen (g)
TFe	Titanium() chloride minuere p*otassium dichromatis titration	0.2
FeO	Potassium dichromatis titration	0.2
S	Alta frequentia methodus combustionis ultrarubri effusio	0.5
Al₂O₃	ICP-AES	0.1
K₂O, Na₂O,P	ICP-AES	0.5
CaO', MgO,MnTi, Cu, Zn, Cr, Pb, Sicut, Co, Ni,SiO'₂	ICP-AES	0.2