| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1199.95 | USD | 20251107 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1198.85 | USD | 20251105 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1198.85 | USD | 20251105 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1269.66 | USD | 20251104 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1199.13 | USD | 20251104 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1128.59 | USD | 20251104 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1199.43 | USD | 20251103 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1269.75 | USD | 20251102 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1128.67 | USD | 20251101 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1269.75 | USD | 20251031 |