Materia enim Coal Testis Reference

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CRM pro qualitate et calibratione instrumentorum analyticorum in analysi ferrei Aes, adhibita est, adhibita etiam ad aestimationem et verificationem accurationis methodorum analyticorum.CRM adhiberi potest ad valorem mensurae transferendum.

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Certified Pretio

Table 1. Valores certificati pro YSBC 28752-95 (Missa Fractio %)

Numerus	Elementa	TFe	SiO'₂	Al₂O₃	CaO'	MgO	K₂O
YSBC 28752-95	Certified Pretio	64.66	4.34	1.80	0.011	0.027	0.093
YSBC 28752-95	Incerta	0.15	0.05	0.03	0.003	0.002	0.003
Numerus	Elementa	Na₂O	TiO₂	Mn	S	P
YSBC 28752-95	Certified Pretio	0.01	0.23	0.007	0.0091	0.018
YSBC 28752-95	Incerta	0.01	0.02	0.001	0.0003	0.002

Analysis Methodi

Table 2. Analysis Methodi

Compositio	Methodus
TFe	Titanium (III) reductio chloridi potassii dichromatis methodi titrationis
SiO'₂	Acidum perchloricum siccitatis gravimetricDe hyacintho spectrophotometrica methodo silicomolybdicaICP-AES
Al₂O₃	Chrome azurol S methodus photometricaICP-AES
CaO'	ICP-AESASS
MgO	ICP-AESASS
K₂O	ICP-AESASS
Na₂O	ICP-AESASS
TiO₂	Diantipyrylmethane spectrophotometrica methodusICP-AES
Mn	Potassium periodatum spectrophotometricum methodumICP-AESASS
S	Alta frequentia methodus combustionis ultrarubri effusioBarium sulfate methodus gravimetricaCombustio methodi iodometrica
P	Bismuth phosphomolybdenum caeruleum photometryICP-AES

Homogeneitas Expertus et Stabilitas Inspectionis

Expirata certificatione: certificatio huius CRM valet usque ad diem 1 Ianuarii 2025 .

Mensa 3. Methodi homogeneitatis probatio

Compositio	Analysis methodi	Minimum specimen (g)
TFe	Titanium (III) reductio chloridi potassii dichromatis methodi titrationis	0.2
SiO'₂	De hyacintho spectrophotometrica methodo silicomolybdica	0.2
Al₂O₃CaO、MgO、TiO₂Mn、P	ICP-AES	0.2
K₂O、Na₂O	ASS	0.2
S	Infrared effusio modum	0.2