| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1028.24 | USD | 20251015 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1014.16 | USD | 20251015 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1027.86 | USD | 20251014 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1013.78 | USD | 20251014 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1028.07 | USD | 20251013 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1013.98 | USD | 20251013 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1027.47 | USD | 20251011 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251011 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1012.57 | USD | 20250922 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1026.64 | USD | 20250922 |