1. External view

White granules

2. Mass fraction of soda salt ((Na₂CO₃)   % minimum

99.2

3. Mass fraction of soda salt (Na₂CO₃  ) equivalent to unignited product, % , minimum

98,2

4. Mass fraction of losses on ignition (270-300)" С , %, maximum

0,8

5. Mass fraction of chloride equivalent to NaCl, %, maximum

0,2

6. Mass fraction of ferrum equivalent to Fe₂O₃  % maximum

0,005

7. Mass fraction of water insoluble matter, % , maximum

0,04

8. Mass fraction of sulfates equivalent to Na₂S0₄, %, maximum

0,05

9. Pour density, g/ cm3, minimum

0,9

10. Granulometric size composition:

-    rest on a sieve with gauze No. 2K as per GOST Standard 6613 -86, %
maximum

-    passing sieve with gauze No. 01K as per GOST Standard 6613-86 , %
maximum

5 15