| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1072.22 | USD | 20251027 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1071.51 | USD | 20251024 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1071.66 | USD | 20251023 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1071.66 | USD | 20251023 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1071.12 | USD | 20251022 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1071.48 | USD | 20251021 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1071.48 | USD | 20251021 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1070.83 | USD | 20251020 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1071.19 | USD | 20251017 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1070.91 | USD | 20251016 |