| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 726.36 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 726.36 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 726.36 | USD | 20251105 |
| Qingdao Shengze Chem | China national standards | MT | 726.53 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 726.53 | USD | 20251104 |
| Qingdao Shengze Chem | China national standards | MT | 726.71 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 726.71 | USD | 20251103 |
| Qingdao Shengze Chem | China national standards | MT | 733.63 | USD | 20251102 |
| Qingdao Shengze Chem | China national standards | MT | 733.63 | USD | 20251102 |
| Qingdao Shengze Chem | China national standards | MT | 733.63 | USD | 20251101 |