| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Huatai Chem | China national standards | MT | 1057.81 | USD | 20251105 |
| Dongying Huatai Chem | China national standards | MT | 1057.81 | USD | 20251105 |
| Shandong Lifuda | China national standards | MT | 1078.97 | USD | 20251105 |
| Shandong Aite Chem | China national standards | MT | 1551.46 | USD | 20251105 |
| Dongying Huatai Chem | China national standards | MT | 1057.81 | USD | 20251105 |
| Shandong Jinling | China national standards | MT | 1128.33 | USD | 20251105 |
| Shandong Jinling Chem | China national standards | MT | 1078.97 | USD | 20251105 |
| Nanjing Runhua Chem | China national standards | MT | 1104.36 | USD | 20251105 |
| Shandong Xingpeng Chem | China national standards | MT | 1114.23 | USD | 20251105 |
| Dongying Huatai Chem | China national standards | MT | 1057.81 | USD | 20251105 |