China 309 Stainless Steel Factory – Reference Material For Instrument Calibration – Shandong Institute of Metallurgical Science

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With this motto in mind, we've turn into one of quite possibly the most technologically innovative, cost-efficient, and price-competitive manufacturers for Trilogy Reference Material , Crm Excel , Chrome Molybdenum Steel , We warmly welcome you to build cooperation and generate a brilliant long term together with us.

China 309 Stainless Steel Factory – Reference Material For Instrument Calibration – Shandong Institute of Metallurgical Science Detail:

Table 1. Certified Values for YSBC 28604a-2013 (Mass Fraction %)

Number	Elements	C	S	Si	Mn	P	Fe	Al
YSBC 28604a-2013	Certified Values	0.050	0.002	69.96	0.256	0.023	26.57	1.26
YSBC 28604a-2013	Uncertainty	0.003	0.001	0.10	0.004	0.001	0.06	0.02
Number	Elements	Ca	Cu	Ni	Cr	Ti	Mg
YSBC 28604a-2013	Certified Values	0.649	0.013	0.010	0.049	0.107	0.019
YSBC 28604a-2013	Uncertainty	0.005	0.001	0.001	0.002	0.004	0.001

Table 2. Analysis Methods

Composition	Method
C	The Infrared absorption method Gas-volumetric method
S	The Infrared absorption method Combustion iodometric method
Si	Perchloric acid dehydration gravimetric method Silicon potassium fluoride titrimetric method
Mn	Periodate photometric method ICP-AES
P	Bismuth phosphomolybdate blue spectrophotometric method Antimony phosphomolybdate blue spectrophotometric method ICP-AES
Fe	Potassium dichromate titration method
Al	EDTA titrimetric method The chrome azurol S photometric method ICP-AES
Ca	ICP-AES AAS
Cu	BCO spectrophotometric method ICP-AES AAS
Ni	Dimetylglyoxime spectrophotometric method ICP-AES
Cr	Diphenyl carbon acyl dihydrazide photometry ICP-AES
Ti	Diantipyryl methane photometric method ICP-AES
Mg	ICP-AES AAS

Expiration of certification: The certification of this CRM is valid until November 1, 2023.

Table 3. Methods for homogeneity testing

Composition	Analysis methods	Minimum sample (g)
Si	Silicon potassium fluoride titrimetric method	0.1
C、S	The Infrared absorption method	0.2
Mn、P、Al、Ca、Cu、Ni、Cr、Ti、Mg	ICP-AES	0.2
Fe	Potassium dichromate titration method	0.2

The certified reference material is packed in glass bottles with plastic covers. The net weight is 50 g each. It is suggested to keep dryness when stored.

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Fast and great quotations, informed advisers to help you choose the correct product that suits all your preferences, a short creation time, responsible top quality control and different services for paying and shipping affairs for China 309 Stainless Steel Factory – Reference Material For Instrument Calibration – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: Egypt, Egypt, Cologne, Taking the core concept of "to be the Responsible". We'll redound up on society for high quality merchandise and good service. We will initiative to participate in international competition to be a first- class manufacturer of this product in the world.

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The company comply with the contract strict, a very reputable manufacturers, worthy a long-term cooperation.

By olivier musset from Bangkok - 2017.12.31 14:53

The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.

By Gail from Russia - 2017.08.21 14:13

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