FOB Price
Obtenir le dernier prix( Negotiable )
|Minimum Order
Localité:
china
Prix de commande minimale:
-
Commande minimale:
25 Ton
Packaging Detail:
25kgs pp bag
Delivery Time:
1-2 weeks
Supplying Ability:
1000 Ton per Day
Payment Type:
T/T, L/C
Personne àcontacter david
Shijiazhuang, Hebei
| No. | Specifications | Excellent Class | First Class | Passed Class |
| 1 | Appearance | White or Yellowish Crystalline Powder or Granular | ||
| 2 | Nitrogen content(dry basis) % ≥ | *1.0 | *1.0 | *0.5 |
| 3 | Moisture % ≤ | 0.2 | 0.3 | 1.0 |
| 4 | Free Acid (H2SO4) % ≤ | 0.*3 | 0.*5 | 0.2 |
| 5 | Fe % ≤ | 0.**7 | ||
| 6 | As % ≤ | 0.****5 | ||
| 7 | Heavy metal, as Pb % ≤ | 0.**5 | ||
| 8 | Water insoluble % ≤ | 0.*1 | ||
