China Certified Reference Material Example – Converter Slag Certified Reference Material for Chemical Analysis – Shandong Institute of Metallurgical Science

Short Description:

Product Detail

Product Tags

Feedback (2)

"Control the quality by the details, show the power by quality". Our enterprise has strived to establish a remarkably efficient and stable team team and explored an effective excellent control system for High Carbon Stainless Steel , Notion Crm , High Volatile Bituminous Coal , And there are also a lot of overseas close friends who came for sight seeing, or entrust us to buy other stuff for them. You will be most welcome to come to China, to our city and to our manufacturing facility!

China Certified Reference Material Example – Converter Slag Certified Reference Material for Chemical Analysis – Shandong Institute of Metallurgical Science Detail:

The CRM is used for the quality control and calibration of analytical instruments in analysis of converter slag. It is also used for the evaluation and verification of accuracy of the analytical methods. The CRM can be used for the transfer of measured value.

Table 1. Certified Values for YSBC 28863-2017 (Mass Fraction %)

Number	Elements	TFe	SiO2	CaO	MgO	Al2O3	FeO*	MnO	TiO2	S	P2O5
YSBC 28863-2017	Certified Values	15.33	14.17	44.45	7.01	2.76	11.43	2.40	0.65	0.17	2.21
YSBC 28863-2017	Uncertainty	0.09	0.09	0.11	0.08	0.04	0.07	0.04	0.02	0.01	0.04
Number	Elements	K2O	Na2O	Cr₂O₃*	V₂O₅*	As*	Pb*	Zn*	F*	Cd*
YSBC 28863-2017	Certified Values	0.10	0.13	0.12	0.186	0.0003	0.0074	0.010	0.39	(0.0001)
YSBC 28863-2017	Uncertainty	0.01	0.01	0.01	0.004	0.0001	0.0004	0.001	0.01	—

Note 1: ( ) Indicates information value

Note 2: * Indicates that it is not within the recommended scope for production proficiency of RMP

Table 2. Analysis methods

Composition	Method
TFe	Titanium(Ⅲ) chloride reduce potassium dichromate titration method
SiO₂	Perchloric acid dehydration gravimetric method ICP-AES
CaO	EDTA titrimetric method Potassium permanganate titration method

MgO

EDTA titrimetric method

EyDTA titrimetric method ICP-AES

Al₂O₃

EDTA titrimetric method

The chrome azurol S photometric method ICP-AES

FeO

Potassium dichromate titration

MnO

ICP-AES AAS

Potassium periodate spectrophotometric method

TiO₂

ICP-AES

Diantipyrylmethane spectrophotometric method

High frequency combustion infrared absorption method Barium sulfate gravimetric method

Combustion iodometric method

ICP-AES

P₂O₅

Bismuth phosphomolybdenum blue photometry

ICP-AES

K₂O

ICP-AES AAS

Na₂O

ICP-AES

AAS

Cr₂O₃

ICP-AES AAS

Diphenyl carbazide spectrophotometric method

V₂O₅

ICP-AES

The N-benzoyl’-N-phenylhydroxylamine extraction spectrophotometric method AAS

ICP-AES

Hydride generation ICP-AES AFS

ICP-MS

Hydride generation AAS

ICP-MS ICP-AES

Carrier precipitation- ICP-AES

AAS

ICP-AES

AAS

Ion-selective electrode method Ion chromatography

ICP-MS

GAAS

Expiration of certification: The certification of this CRM is valid until February 1, 2022.

Table 3. Methods for homogeneity testing

Composition	Analysis methods	Minimum sample (g)
TFe	Titanium(Ⅲ) chloride reduce potassium dichromate titration	0.2
FeO	Potassium dichromate titration	0.2
SiO₂	Perchloric acid dehydration gravimetric method	0.2
CaO, MgO	EDTA titrimetric method	0.2
Al₂O₃, MnO, TiO₂, P ₂O₅, K₂O, Na₂O, Cr₂O₃, V₂O₅, Pb, Zn	ICP-AES	0.1
S	High frequency combustion infrared absorption method	0.1
F	Ion-selective electrode method	0.2
As, Cd	ICP-MS	0.2

The certified reference material is packed in glass bottles with plastic covers. The net weight is 50g each. It is suggested to keep dryness when stored. The certified reference material should be dried at 105℃ for 1 hour before use, then it should be taken out and cooled to room temperature.

Shanghai Baosteel Technology Center

Angang Technology Centre

WISCO Technology Centre

52 Institure of China Industries Group

ChongQing Iron Steel Research Institure Co.Ltd

Standard Sample Institute, Wuhan University of Science and Technology

Shandong Metallurgical Research Institute Test Center

Shandong Metallurgical Product Quality Supervision and Inspection Station

Product detail pictures:

Related Product Guide:

To fulfill the customers' over-expected satisfaction , we have now our strong crew to provide our greatest general assistance which incorporates promoting, gross sales, planning, creation, top quality controlling, packing, warehousing and logistics for China Certified Reference Material Example – Converter Slag Certified Reference Material for Chemical Analysis – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: Frankfurt, Thailand, Curacao, With many years good service and development, we have a qualified international trade sales team. Our goods have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!

Calibration Reference Standard