China Contact Management Software Factory – Reference Material For Coal Testing – Shandong Institute of Metallurgical Science
China Contact Management Software Factory – Reference Material For Coal Testing – Shandong Institute of Metallurgical Science Detail:
Table 1. Certified Values for YSBC 28752-95 (Mass Fraction %)
Number |
Elements |
TFe |
SiO2 |
Al2O3 |
CaO |
MgO |
K2O |
YSBC 28752-95
|
Certified Values |
64.66 |
4.34 |
1.80 |
0.011 |
0.027 |
0.082 |
Uncertainty |
0.15 |
0.05 |
0.03 |
0.003 |
0.002 |
0.003 |
|
Number |
Elements |
Na2O |
TiO2 |
Mn |
S |
P |
|
YSBC 28752-95 |
Certified Values |
0.01 |
0.23 |
0.007 |
0.0091 |
0.020 |
|
Uncertainty |
0.01 |
0.02 |
0.001 |
0.0003 |
0.002 |
Table 2. Analysis Methods
Composition |
Method |
TFe |
Titanium(III) chloride reduction potassium dichromate titration method |
SiO2 |
Perchloric acid dehydration gravimetric methodThe silicomolybdic blue spectrophotometric methodICP-AES |
Al2O3 |
The chrome azurol S photometric method ICP-AES |
CaO |
ICP-AESAAS |
MgO |
ICP-AES AAS |
K2O |
ICP-AES AAS |
Na2O |
ICP-AES AAS |
TiO2 |
Diantipyrylmethane spectrophotometric method ICP-AES |
Mn |
Potassium periodate spectrophotometric method ICP-AESAAS |
S |
High frequency combustion infrared absorption methodBarium sulfate gravimetric methodCombustion iodometric method |
P |
Bismuth phosphomolybdenum blue photometryICP-AES |
Expiration of certification: The certification of this CRM is valid until January 1, 2025.
Table 3. Methods for homogeneity testing
Composition |
Analysis methods |
Minimum sample (g) |
TFe |
Titanium(III) chloride reduction potassium dichromate titration method |
0.2 |
SiO2 |
The silicomolybdic blue spectrophotometric method |
0.2 |
Al2O3、CaO、MgO、TiO2、Mn、P |
ICP-AES |
0.2 |
K2O、Na2O |
AAS |
0.2 |
S |
The Infrared absorption method |
0.2 |
Product detail pictures:
Related Product Guide:
We insist on offering high-quality creation with superior business enterprise concept, honest revenue plus the greatest and fast service. it will bring you not only the high quality solution and huge profit, but essentially the most significant is usually to occupy the endless market for China Contact Management Software Factory – Reference Material For Coal Testing – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: Jersey, South Africa, New Zealand, Our company always concentrate on the development of the international market. We have a lot of customers in Russia , European countries, the USA, the Middle East countries and Africa countries. We always follow that quality is foundation while service is guarantee to meet all customers.
By Helen from Honduras - 2018.06.03 10:17
In our cooperated wholesalers, this company has the best quality and reasonable price, they are our first choice.
By Lynn from Canada - 2018.07.26 16:51