China Certified Reference Manufacturer – Reference Material For Environmental Testing – Shandong Institute of Metallurgical Science

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Innovation, excellent and reliability are the core values of our firm. These principles today more than ever form the basis of our success as an internationally active mid-size corporation for Crm Marketing , Xrf Reference Standards , Types Of Anthracite Coal , By more than 8 years of company, now we have accumulated rich experience and advanced technologies from the generation of our merchandise.

China Certified Reference Manufacturer – Reference Material For Environmental Testing – Shandong Institute of Metallurgical Science Detail:

Table 1. Certified Values for YSBC 15602-2006 (Mass Fraction %)

Number	Elements	Ti	C	Si	Mn	P	S	Cr
YSBC 15602-2006	Certified Values	70.02	0.057	1.47	0.106	0.0071	0.0047	0.039
YSBC 15602-2006	Uncertainty	0.17	0.003	0.03	0.004	0.0005	0.0006	0.003
Number	Elements	Ni	Mo	V	Cu	Al	Fe
YSBC 15602-2006	Certified Values	0.29	0.028	0.011	0.037	0.30	26.57
YSBC 15602-2006	Uncertainty	0.02	0.003	0.002	0.003	0.02	0.13

Table 2. Analysis Methods

Composition	Method
Ti	The Ammonium ferric sulfate titration method
C	The Infrared absorption method
Si	ICP-AES Perchloric acid dehydration gravimetric method The silicomolybdic blue spectrophotometric method The Sulphuric acid dehydration gravimetric method
Mn	Periodate photometric method AAS ICP-AES
P	Molybdobismuthylphosphoric blue spectrophotometric method Molybdenum blue spectrophotometric method Molybdenum blue photometry for extraction by butyl acetate Extraction of Molybdenum Blue from N-Butyl and Alcohol-Third Chloromethane ICP-AES
S	The Infrared absorption method
Cr	ICP-AES AAS Diphenyl carbon acyl dihydrazide photometry
Ni	ICP-AES AAS Budione oxime photometry
Mo	Rhodanate-butyl acetate extraction photometryd ICP-AES
V	Tantalum reagent extraction spectrophotometric method ICP-AES
Cu	ICP-AES AAS The DDTC photometric method
Al	ICP-AES EDTA titrimetric method The chrome azurol S photometric method
Fe	ICP-AES Dichromate titration method

Expiration of certification: The certification of this CRM is valid until January 1, 2026.

Table 3. Methods for homogeneity testing

Composition	Analysis methods	Minimum sample (g)
Ti	The Ammonium ferric sulfate titration method	0.2
C、S	The Infrared absorption method	0.2
Mn、P、Cr、Ni、Mo、V、Cu、Al	ICP-AES	0.1
Si	Perchloric acid dehydration gravimetric method	0.5
Fe	Dichromate titration method	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.

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Our firm promises all consumers with the first-class products as well as most satisfying post-sale services. We warmly welcome our regular and new consumers to join us for China Certified Reference Manufacturer – Reference Material For Environmental Testing – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: Mauritius, America, Borussia Dortmund, With the spirit of "credit first, development through innovation, sincere cooperation and joint growth", our company is striving to create a brilliant future with you, so as to become a most valuable platform for exporting our goods in China!

400 Series Stainless Steel