| ≥1 piece |
|
Items
|
Specifications
|
|
|
Hypoviscosity
|
Hyperviscosity
|
|
|
Octenyl succinic anhydride replacing degree ≤
|
0.02
|
|
|
Sulfur dioxide mg/Kg ≤
|
50
|
|
|
pH (1% water solution) ≥
|
4.0-7.0
|
|
|
Viscosity (6% water solution) mpa.s
|
4-10
|
20-30
|
|
Loss on drying % ≤
|
10.0
|
|
|
Heavy metal (Pb) % ≤
|
0.003
|
|
|
Arsenic (As) % ≤
|
0.0003
|
|