Crm Platform Manufacturers – Reference Material For Environmental Testing – Shandong Institute of Metallurgical Science
Crm Platform Manufacturers – 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.
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Every member from our high efficiency sales team values customers' needs and business communication for Crm Platform Manufacturers – Reference Material For Environmental Testing – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: Estonia, Zambia, Rome, Customer's satisfaction is always our quest, creating value for customers is always our duty, a long term mutual-beneficial business relationship is what we are doing for. We are an absolutely reliable partner for you in China. Of course, other services, like consulting, can be offered too.
By Erin from Malawi - 2018.09.08 17:09
The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.
By Jean from Australia - 2017.10.25 15:53
