| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.44 | USD | 20251021 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.44 | USD | 20251021 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.44 | USD | 20251021 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.44 | USD | 20251021 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.15 | USD | 20251020 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.15 | USD | 20251020 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.15 | USD | 20251020 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.15 | USD | 20251020 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.15 | USD | 20251020 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 493.31 | USD | 20251018 |