| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1116.56 | USD | 20251210 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1116.39 | USD | 20251208 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1116.62 | USD | 20251206 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1116.62 | USD | 20251206 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1116.62 | USD | 20251205 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1116.88 | USD | 20251204 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1116.54 | USD | 20251203 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1116.54 | USD | 20251203 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1115.91 | USD | 20251202 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1116.47 | USD | 20251201 |