Certified Reference Material Supplier – Reference Material For Chemical Testing – Shandong Institute of Metallurgical Science

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Certified Reference Material Supplier – Reference Material For Chemical Testing – Shandong Institute of Metallurgical Science

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  • Certified Reference Material Supplier – Reference Material For Chemical Testing – Shandong Institute of Metallurgical Science
  • Certified Reference Material Supplier – Reference Material For Chemical Testing – Shandong Institute of Metallurgical Science

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We stay with the basic principle of "quality initially, services first, steady improvement and innovation to fulfill the customers" for your management and "zero defect, zero complaints" as the quality objective. To perfect our company, we give the goods while using the good high-quality at the reasonable selling price for Nitronic 50 , Non Alloy Steel , Crm Solutions , Through our hard work, we have always been on the forefront of clean technology product innovation. We are a green partner you can rely on. Contact us today for more information!
Certified Reference Material Supplier – Reference Material For Chemical Testing – Shandong Institute of Metallurgical Science Detail:

Table 1. Certified Values for GSB 03-2027-2006 (Mass Fraction %)

Number

Elements

TFe*

FeO

SiO2

Al2O3*

CaO

MgO

S

GSB

03-2027-2006

Certified Values

72.01

28.63

0.158

0.095

0.025

0.042

0.0028

Uncertainty

0.09

0.10

0.004

0.005

0.003

0.002

0.0004

Number

Elements

P*

Mn

Ti*

K2O

Na2O*

Cu

Ni

GSB

03-2027-2006

Certified Values

0.0013

0.043

0.028

0.0068

0.0008

0.0007

0.0022

Uncertainty

0.0003

0.002

0.003

0.0005

0.0002

0.0002

0.0002

Number

Elements

Co

As*

Pb

Zn

Cr

 

 

GSB

03-2027-2006

Certified Values

0.0008

0.00012

0.0002

0.0026

0.0062

 

 

Uncertainty

0.0001

0.00003

0.0001

0.0003

0.0004

 

  

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

Table 2. Analysis Methods

Composition

Method

TFe

Titrimetric method after tin(Ⅱ) chloride reduction

Titanium(Ⅲ) chloride reduce potassium dichromate titration method

FeO

Potassium dichromate titration method

Potentiometric titration method

SiO2

The silicomolybdic blue spectrophotometric method

ICP-AES

CaO

AAS

ICP-AES

MgO

AAS

ICP-AES

Al2O3

The chrome azurol S photometric method

ICP-AES

Ti

ICP-AES

Diantipyrylmethane spectrophotometric method

Mn

ICP-AES

AAS 

Potassium periodate spectrophotometric method

P

N-butyl alcohol-chloroform extraction molybdenum blue spectrophotome-tric method

The butyl acetate extraction photometric method

ICP-AES

S

High frequency combustion infrared absorption method

Combustion iodometric method

K2O

ICP-AES

AAS

Na2O

ICP-AES

AAS

Cu

ICP-AES

AAS

GFAAS

Ni

AAS

GFAAS

ICP-AES

Co

AAS

GFAAS

ICP-AES

As

GFAAS

HG-ICP-AES

ICP-AES

Pb

GFAAS

AAS

ICP-AES

ICP-MS

Zn

ICP-AES

AAS

Cr

AAS

GFAAS

ICP-AES

Expiration of certification: The certification of this CRM is valid until January 31, 2023.

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

S

High frequency combustion infrared absorption method

0.5

Al2O3

ICP-AES

0.1

K2O, Na2O,P

ICP-AES

0.5

CaO, MgO, Mn, Ti, Cu, Zn, Cr, Pb, As, Co, Ni, SiO2

ICP-AES

0.2

National Steel Materials Testing Centre

Technology Center of Benxi Iron & Steel Group Co., Ltd

Yantai Branch,52 Institure of China Industries Group

Wuhan Iron and Steel Group Technology Center Inspection

Baoshan Iron & Steel Co., Ltd. Special Steel Branch

School of Chemistry and Chemical Engineering, Shandong University

Shandong Metallurgical Research Institute Test Center

Shandong Metallurgical Product Quality Supervision and Inspection Station

Jinan Iron and Steel Group Corporation

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Our target should be to consolidate and improve the high-quality and repair of current goods, in the meantime regularly produce new solutions to meet unique customers' needs for Certified Reference Material Supplier – Reference Material For Chemical Testing – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: Malawi, Manchester, Canada, If you are for any reason unsure which product to select, do not hesitate to contact us and we will be delighted to advise and assist you. This way we will be providing you with all the knowledge needed to make the best choice. Our company strictly follows "Survive by good quality, Develop by keeping good credit. " operation policy. Welcome all the clients old and new to visit our company and talk about the business. We are looking for more and more customers to create the glorious future.
    • The company comply with the contract strict, a very reputable manufacturers, worthy a long-term cooperation.
    5 Stars By Renee from Cairo - 2017.02.14 13:19
    The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!
    5 Stars By Ivy from Auckland - 2017.12.31 14:53
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