| Vendor | Spec | Unit | Price | Currency | Date |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 778.09 | USD | 20251211 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 777.35 | USD | 20251210 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 777.13 | USD | 20251209 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 777.23 | USD | 20251208 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 777.4 | USD | 20251207 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 777.4 | USD | 20251206 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 777.4 | USD | 20251205 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 777.57 | USD | 20251204 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 777.34 | USD | 20251203 |
| Tongling Jintai Chemical Industrial Co., Ltd. | China national standards | MT | 805.15 | USD | 20251202 |