| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1100.45 | USD | 20251101 |
| Shandong Aite Chem | China national standards | MT | 1481.38 | USD | 20251101 |
| Shandong Aite Chem | China national standards | MT | 1156.88 | USD | 20251101 |
| Shandong Langchem | China national standards | MT | 1262.7 | USD | 20251101 |
| Shandong Jinling | China national standards | MT | 1128.67 | USD | 20251101 |
| Dongying Huatai Chem | China national standards | MT | 1100.45 | USD | 20251101 |
| Shandong Junfeng | China national standards | MT | 931.15 | USD | 20251101 |
| Dongying Huatai Chem | China national standards | MT | 1114.56 | USD | 20251101 |
| Shandong Jinmao | China national standards | MT | 1100.45 | USD | 20251101 |
| Shandong Xingpeng Chem | China national standards | MT | 1114.56 | USD | 20251101 |