| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1044.96 | USD | 20251117 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1044.96 | USD | 20251117 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 875.51 | USD | 20251117 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 875.51 | USD | 20251117 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1174.88 | USD | 20251117 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 917.87 | USD | 20251117 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1073.2 | USD | 20251117 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1044.96 | USD | 20251117 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1044.96 | USD | 20251117 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.36 | USD | 20251117 |