| ≥1 piece |
|
Items
|
Spec
|
|
TOTAL ACIDITY
|
99.6% min
|
|
ASH
|
0.1% max
|
|
IRON
|
0.02% max
|
|
LOSS ON IGNITION
|
0.08% max
|
|
SULFATE
|
0.1% max
|
|
CHLORIDE
|
20ppm max
|
|
HEAVY METAL
|
10ppm max
|