Tungsten, iron, tin and other flux for carbon and surfur analysis.

1. Specification: Mesh size: 20--- 40Special sizes can be manufactured based on customers' requirements.
2. Blank value£º

(1) Tungsten granule  C< 0.0004%   S< 0.0003%                            

(2) Copper granule   C< 0.0008%   S< 0.0008%                            

 (3)  Iron granule      C< 0.0005%   S< 0.0005%                            

 (4)Tin granule       C< 0.0008%    S< 0.0003%