Free Crm Factory – Reference Material For Environmental Testing – Shandong Institute of Metallurgical Science
Free Crm Factory – Reference Material For Environmental Testing – Shandong Institute of Metallurgical Science Detail:
Table 1. Certified Values for YSBC 15602-2006 (Mass Fraction %)
|
Number |
Elements |
Ti |
C |
Si |
Mn |
P |
S |
Cr |
|
YSBC 15602-2006 |
Certified Values |
70.02 |
0.057 |
1.47 |
0.106 |
0.0071 |
0.0047 |
0.039 |
|
Uncertainty |
0.17 |
0.003 |
0.03 |
0.004 |
0.0005 |
0.0006 |
0.003 |
|
|
Number |
Elements |
Ni |
Mo |
V |
Cu |
Al |
Fe |
|
|
YSBC 15602-2006 |
Certified Values |
0.29 |
0.028 |
0.011 |
0.037 |
0.30 |
26.57 |
|
|
Uncertainty |
0.02 |
0.003 |
0.002 |
0.003 |
0.02 |
0.13 |
Table 2. Analysis Methods
|
Composition |
Method |
|
Ti |
The Ammonium ferric sulfate titration method |
|
C |
The Infrared absorption method |
|
Si |
ICP-AES Perchloric acid dehydration gravimetric method The silicomolybdic blue spectrophotometric method The Sulphuric acid dehydration gravimetric method |
|
Mn |
Periodate photometric method AAS ICP-AES |
|
P |
Molybdobismuthylphosphoric blue spectrophotometric method Molybdenum blue spectrophotometric method Molybdenum blue photometry for extraction by butyl acetate Extraction of Molybdenum Blue from N-Butyl and Alcohol-Third Chloromethane ICP-AES |
|
S |
The Infrared absorption method |
|
Cr |
ICP-AES AAS Diphenyl carbon acyl dihydrazide photometry |
|
Ni |
ICP-AES AAS Budione oxime photometry |
|
Mo |
Rhodanate-butyl acetate extraction photometryd ICP-AES |
|
V |
Tantalum reagent extraction spectrophotometric method ICP-AES |
|
Cu |
ICP-AES AAS The DDTC photometric method |
|
Al |
ICP-AES EDTA titrimetric method The chrome azurol S photometric method |
|
Fe |
ICP-AES Dichromate titration method |
Expiration of certification: The certification of this CRM is valid until January 1, 2026.
Table 3. Methods for homogeneity testing
|
Composition |
Analysis methods |
Minimum sample (g) |
|
Ti |
The Ammonium ferric sulfate titration method |
0.2 |
|
C、S |
The Infrared absorption method |
0.2 |
|
Mn、P、Cr、Ni、Mo、V、Cu、Al |
ICP-AES |
0.1 |
|
Si |
Perchloric acid dehydration gravimetric method |
0.5 |
|
Fe |
Dichromate titration method |
0.2 |
The certified reference material is packed in glass bottles with plastic covers. The net weight is 50g each. It is suggested to keep dryness when stored.
Product detail pictures:
Related Product Guide:
We have been experienced manufacturer. Wining the majority of the crucial certifications of its market for Free Crm Factory – Reference Material For Environmental Testing – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: Brunei, Lyon, Mauritania, Our company promises: reasonable prices, short production time and satisfactory after-sales service, we also welcome you to visit our factory at any time you want. Wish we have a pleasant and long terms business together!!!
By Bella from Netherlands - 2017.06.25 12:48
The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme", we have always maintained business cooperation. Work with you,we feel easy!
By Sandra from Chile - 2018.12.14 15:26
