| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 253.95 | USD | 20251027 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 253.78 | USD | 20251024 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 253.81 | USD | 20251023 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 253.81 | USD | 20251023 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 253.69 | USD | 20251022 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 253.77 | USD | 20251021 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 253.77 | USD | 20251021 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 253.62 | USD | 20251020 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 253.7 | USD | 20251017 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 253.64 | USD | 20251016 |