| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Huatai Chem | China national standards | MT | 1198.66 | USD | 20260116 |
| Dongying Huatai Chem | China national standards | MT | 1191.02 | USD | 20260112 |
| Dongying Huatai Chem | China national standards | MT | 1191.02 | USD | 20260112 |
| Dongying Huatai Chem | China national standards | MT | 1191.02 | USD | 20260112 |
| Dongying Huatai Chem | China national standards | MT | 1153.9 | USD | 20260109 |
| Dongying Huatai Chem | China national standards | MT | 1153.9 | USD | 20260109 |
| Dongying Huatai Chem | China national standards | MT | 1089.32 | USD | 20251211 |
| Dongying Huatai Chem | China national standards | MT | 1089.32 | USD | 20251211 |
| Dongying Huatai Chem | China national standards | MT | 1089.32 | USD | 20251211 |
| Dongying Huatai Chem | China national standards | MT | 1089.32 | USD | 20251211 |