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POTASSIUM CARBONATE CALCINATED
K2CO3 min. 99.0%
QUALITY SPECIFICATION
Chemical parameters & Physical properties
1. К2СО3 mass content, %, min.
2. Sodium mass content (as Na2CO3), %, max.
3. Chloride mass content (as Cl’), %, max.
4. Sulphate mass content (as SO4), %, max.
5. Iron mass content (as Fe2O3), %, max.
6. Aluminium mass content (as Al2O3), %, max.
7. Chromium mass content (as Cr 2O3), %, max.
8. Insoluble residue mass content, %, max.
9. Loss on ignition mass content (500 0C), %, max.
Notes: Norms of items No. 1-8 are given on dry
substance
Content of particles
> 1,6 mm, %, max.
> 1,25 mm, %, max.
< 0,16 mm, %, max.
Limits
99,0
0,3
0,015
0,15
0,0010
0,080
0,0005
0,015
1,0
%
0%
5%
10%
Typical results of analyses
99,6
0,20
< 0,010
< 0,10
0,0010
0,040
0,0002
0,01
0,4
%
0%
5%
10%