Item
|
Better Grade
|
Normal Grade
|
Appearance
|
Amber to brown plate or powder
|
|
Initial Melting Point ºC
|
80-100
|
|
Heat Loss % ≤
|
0.3
|
0.5
|
Ash Content % ≤
|
0.3
|
0.5
|
Alkalinity Index
|
510-570
|
510-570
|