China Bituminous Coal Adalah Factory – Reference Material For Instrument Calibration – Shandong Institute of Metallurgical Science
China Bituminous Coal Adalah 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 |
|
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:
Attaining consumer satisfaction is our firm's purpose for good. We'll make wonderful efforts to produce new and top-quality merchandise, meet up with your special necessities and supply you with pre-sale, on-sale and after-sale products and services for China Bituminous Coal Adalah Factory – Reference Material For Instrument Calibration – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: moldova, Hungary, Bogota, Our domestic website's generated over 50, 000 purchasing orders every year and quite successful for internet shopping in Japan. We would be happy to have an opportunity to do business with your company. Looking forward to receiving your message !
By Miguel from Qatar - 2017.08.18 18:38
This enterprise in the industry is strong and competitive, advancing with the times and develop sustainable, we are very pleased to have a opportunity to cooperate!
By Renata from Algeria - 2017.07.28 15:46
