904l Stainless Steel Factory – Reference Material For Ore Detection – Shandong Institute of Metallurgical Science

Short Description:

Product Detail

Product Tags

Feedback (2)

Sticking to the principle of "Super Quality, Satisfactory service" ,We are striving to be a good business partner of you for Bagged Anthracite Coal , Anthracite Is , Bituminous Coal , As a key enterprise of this industry, our corporation makes attempts to become a leading supplier, depending on the faith of expert excellent & throughout the world assistance.

904l Stainless Steel Factory – Reference Material For Ore Detection – Shandong Institute of Metallurgical Science Detail:

The CRM is used for the quality control and calibration of analytical instruments in analysis of Coal. 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.

New standard coal

Table 1. Certified Values for GBW (E) 110109 (k=2)

Number	Elements	P/%	As*/μg/g	F/μg/g	Cl*/%	Hg*/μg/g
GBW(E)110109	Certified Values	0.0080	22	158	0.051	0.03
GBW(E)110109	Uncertainty	0.0008	3	11	0.005	0.01

Note 1: * Indicates that it is not within the recommended scope for production proficiency of CNAS

Table 2. Analysis methods

Composition	Method
P	Reduced molybdophosphate photometric method ICP-AES
As	HG-ICP-AES HG-AFS
F	Fluorine ion-selective electrode analysis Ion chromatography
Cl	The potentiometric titrimetric method Ion chromatography
Hg	Cold atomic absorption spectrometric method AFS Solid sampling and direct mercury analysis method

Expiration of certification: The certification of this CRM is valid until June 1, 2024.

Table 3. Methods for homogeneity testing

Composition	Analysis methods	Minimum sample (g)
P	ICP-AES	1
As	HG-ICP-AES	1
F	Fluorine ion-selective electrode analysis	0.5
Cl	The potentiometric titrimetric method	0.5
Hg	AFS	0.5

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

Product detail pictures:

Related Product Guide:

We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our management ideal for 904l Stainless Steel Factory – Reference Material For Ore Detection – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: Japan, Atlanta, Frankfurt, All our staffs believe that: Quality builds today and service creates future. We know that good quality and the best service are the only way for us to achieve our customers and to achieve ourselves too. We welcome customers all over the word to contact us for future business relationships. Our products are the best. Once Selected, Perfect Forever!

Anthracite Provisions