| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1028.84 | USD | 20251022 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1029.18 | USD | 20251021 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1015.09 | USD | 20251021 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1014.47 | USD | 20251020 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1028.56 | USD | 20251020 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1028.91 | USD | 20251017 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1028.91 | USD | 20251017 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1014.81 | USD | 20251017 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1014.54 | USD | 20251016 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1028.63 | USD | 20251016 |