China 302 Stainless Steel Manufacturer – Reference Material For Coal Testing – Shandong Institute of Metallurgical Science

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Our primary purpose is to give our shoppers a serious and responsible company relationship, giving personalized attention to all of them for Duplex 2205 , Iso 17034 Certified Reference Materials , Bulk Anthracite Coal , Welcome worldwide customers to contact us for business and long-term cooperation. We will be your reliable partner and supplier of auto parts and accessories in China.

China 302 Stainless Steel Manufacturer – Reference Material For Coal Testing – Shandong Institute of Metallurgical Science Detail:

Table 1. Certified Values for YSBC 28752-95 (Mass Fraction %)

Number	Elements	TFe	SiO₂	Al₂O₃	CaO	MgO	K₂O
YSBC 28752-95	Certified Values	64.66	4.34	1.80	0.011	0.027	0.082
YSBC 28752-95	Uncertainty	0.15	0.05	0.03	0.003	0.002	0.003
Number	Elements	Na₂O	TiO₂	Mn	S	P
YSBC 28752-95	Certified Values	0.01	0.23	0.007	0.0091	0.020
YSBC 28752-95	Uncertainty	0.01	0.02	0.001	0.0003	0.002

Table 2. Analysis Methods

Composition	Method
TFe	Titanium(III) chloride reduction potassium dichromate titration method
SiO₂	Perchloric acid dehydration gravimetric methodThe silicomolybdic blue spectrophotometric methodICP-AES
Al₂O₃	The chrome azurol S photometric method ICP-AES
CaO	ICP-AESAAS
MgO	ICP-AES AAS
K₂O	ICP-AES AAS
Na₂O	ICP-AES AAS
TiO₂	Diantipyrylmethane spectrophotometric method ICP-AES
Mn	Potassium periodate spectrophotometric method ICP-AESAAS
S	High frequency combustion infrared absorption methodBarium sulfate gravimetric methodCombustion iodometric method
P	Bismuth phosphomolybdenum blue photometryICP-AES

Expiration of certification: The certification of this CRM is valid until January 1, 2025.

Table 3. Methods for homogeneity testing

Composition	Analysis methods	Minimum sample (g)
TFe	Titanium(III) chloride reduction potassium dichromate titration method	0.2
SiO₂	The silicomolybdic blue spectrophotometric method	0.2
Al₂O₃、CaO、MgO、TiO₂、Mn、P	ICP-AES	0.2
K₂O、Na₂O	AAS	0.2
S	The Infrared absorption method	0.2

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carry on to further improve, to guarantee merchandise high-quality in line with market and buyer standard necessities. Our organization has a top quality assurance procedure have already been established for China 302 Stainless Steel Manufacturer – Reference Material For Coal Testing – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: Roman, Manchester, Ghana, Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service, we will continue to develop, to provide the high-quality products and services, and promote lasting cooperation with our customers, common development and create a better future.

300 Series Stainless Steel

302 Stainless Steel

Anthracite Is

Bam Certified Reference Materials

Certified Reference Material Is 1

Crm Strategy

Reference Standard In Chemistry

Stainless Steel Grades

The Certified Reference Material Is

Welding Stainless Steel To Mild Steel

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By Ivy from Rome - 2017.01.11 17:15

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By Tom from Poland - 2017.10.13 10:47

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