Technical indicators:
Iterm | Company | levelGrade |
Free SO3 | %≥ | 20.0/25.0 |
Ash | %≤ | 0.03 |
Iron content | %≤ | 0.010 |
Arsenic content | %≤ | 0.0001 |
Main purpose:
Important chemical raw materials, widely used in manufacturing dyes, explosives, nitrocellulose, drugs, etc
standard:
GB/T534-2002