| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 803.61 | USD | 20251021 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 803.12 | USD | 20251020 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 789.03 | USD | 20251020 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 789.3 | USD | 20251017 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 803.39 | USD | 20251017 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 803.18 | USD | 20251016 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 789.09 | USD | 20251016 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 788.79 | USD | 20251015 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 802.87 | USD | 20251015 |