| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 889.38 | USD | 20251108 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 889.38 | USD | 20251108 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 776.44 | USD | 20251108 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 776.44 | USD | 20251108 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 776.44 | USD | 20251108 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1030.55 | USD | 20251108 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1016.43 | USD | 20251108 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1284.66 | USD | 20251108 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 931.73 | USD | 20251108 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 931.73 | USD | 20251108 |