| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1155.01 | USD | 20251015 |
| Shandong Aite Chem | China national standards | MT | 1549.4 | USD | 20251015 |
| Shandong Aite Chem | China national standards | MT | 1478.98 | USD | 20251015 |
| Shandong Aite Chem | China national standards | MT | 1478.98 | USD | 20251015 |
| Jinan Pulaihua Chem | China national standards | MT | 1380.38 | USD | 20251015 |
| Shandong Jinling Chem | China national standards | MT | 1380.38 | USD | 20251015 |
| Dongying Huatai Chem | China national standards | MT | 1098.67 | USD | 20251015 |
| Dongying Huatai Chem | China national standards | MT | 1098.67 | USD | 20251015 |
| Dongying Huatai Chem | China national standards | MT | 1098.67 | USD | 20251015 |
| Dongying Huatai Chem | China national standards | MT | 1098.67 | USD | 20251015 |