Wholesale Anthracite For Stoves Supplier – Reference Material For Instrument Calibration – Shandong Institute of Metallurgical Science
Wholesale Anthracite For Stoves Supplier – 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 |
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 |
|
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.
Product detail pictures:
Related Product Guide:
The customer satisfaction is our primary target. We uphold a consistent level of professionalism, quality, credibility and service for Wholesale Anthracite For Stoves Supplier – Reference Material For Instrument Calibration – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: Netherlands, Dubai, Mongolia, Excellent quality comes from our adherence to every detail, and customer satisfaction comes from our sincere dedication. Relying on advanced technology and industry reputation of good cooperation, we try our best to provide more quality products and services to our customers, and all of us are willing to strengthen exchanges with domestic and foreign customers and sincere cooperation, to build a better future.
By Debby from Kuwait - 2017.11.01 17:04
The company has a good reputation in this industry, and finally it tured out that choose them is a good choice.
By Henry from Estonia - 2017.09.28 18:29