Anthracite Diamond Manufacturer – Certified Reference Material – Shandong Institute of Metallurgical Science
Anthracite Diamond Manufacturer – Certified Reference Material – Shandong Institute of Metallurgical Science Detail:
Table 1. Certified Values for ZBK 306 (Mass Fraction %)
Number |
Elements |
TFe |
FeO |
SiO2 |
Al2O3 |
CaO |
MgO |
ZBK 306 |
Certified Values |
65.66 |
0.54 |
1.92 |
1.64 |
0.056 |
0.102 |
Uncertainty |
0.17 |
0.06 |
0.04 |
0.04 |
0.006 |
0.008 |
|
Number |
Elements |
S |
P |
Mn |
Ti |
K2O |
Na2O |
ZBK 306 |
Certified Values |
0.022 |
0.060 |
0.135 |
0.048 |
0.018 |
0.007 |
Uncertainty |
0.001 |
0.002 |
0.003 |
0.002 |
0.002 |
0.002 |
Table 2. Analysis methods
Composition |
Method |
TFe |
Titanium(III) chloride reduction potassium dichromate titration method |
FeO |
Potassium dichromate titration methodThe potentiometric titrimetric method |
SiO2 |
Perchloric acid dehydration gravimetric methodThe silicomolybdic blue spectrophotometric methodICP-AES |
Al2O3 |
Complexometric titration methodThe chrome azurol S photometric methodICP-AES |
CaO |
ICP-AESAAS |
MgO |
ICP-AESAAS |
S |
Barium sulfate gravimetric methodThe eombustion iodometric method for the determination of sulfur content |
P |
Bismuth phosphomolybdate blue spectrophotometric methodICP-AES |
Mn |
Potassium periodate spectrophotometric methodICP-AESAAS |
Ti |
Diantipyryl methane photometric methodICP-AES |
K2O |
ICP-AES AAS |
Na2O |
ICP-AES AAS |
Expiration of certification: The certification of this CRM is valid until December 1, 2028.
Table 3. Methods for homogeneity testing
Composition |
Analysis methods |
Minimum sample (g) |
TFe |
Titanium(III) chloride reduction potassium dichromate titration method |
0.2 |
FeO |
Potassium dichromate titration method |
0.2 |
SiO2, Al2O3, CaO, MgO |
ICP-AES |
0.1 |
Mn, Ti |
ICP-AES |
0.2 |
P, K2O, Na2O |
ICP-AES |
0.5 |
S |
The eombustion iodometric method for the determination of sulfur content |
0.5 |
The certified reference material is packed in glass bottles with plastic covers. The net weight is 70 g each. It is suggested to keep dryness when stored. The certified reference material should be dried at 105℃ for 1 hour before use, then it should be taken out and cooled to room temperature.
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We now have several exceptional workers customers good at marketing, QC, and working with types of troublesome trouble during the creation system for Anthracite Diamond Manufacturer – Certified Reference Material – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: Borussia Dortmund, Russia, Botswana, Insisting on the high quality generation line management and customers expert assistance, we now have designed our resolution to offer our buyers using the to start with amount getting and just after services practical experience. Maintaining the prevailing friendly relations with our buyers, we however innovate our solution lists all of the time to satisfy the brand new demands and adhere to the most up-to-date development of the market in Malta. We are ready to face the worries and make the improve to understand all the possibilities in international trade.
By Christopher Mabey from New York - 2018.09.21 11:01
This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
By Coral from Chile - 2018.02.08 16:45