China Crm Software For Small Business – Reference Material For Instrument Calibration – Shandong Institute of Metallurgical Science
China Crm Software For Small Business – 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:
We insist on offering good quality generation with very good business enterprise concept, honest income as well as best and fast assistance. it will bring you not only the premium quality product or service and huge profit, but probably the most significant is usually to occupy the endless market for China Crm Software For Small Business – Reference Material For Instrument Calibration – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: Albania, Armenia, Rome, We've established long-term, stable and good business relationships with many manufacturers and wholesalers around the world. Currently, we've been looking forward to even greater cooperation with overseas customers based on mutual benefits. You should feel free to contact us for more details.
By Muriel from South Africa - 2018.10.31 10:02
The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
By Ida from Spain - 2018.09.16 11:31