| Vendor | Spec | Unit | Price | Currency | Date |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 345.47 | USD | 20251023 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.12 | USD | 20251023 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 408.72 | USD | 20251022 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 345.29 | USD | 20251022 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 436.9 | USD | 20251022 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 408.85 | USD | 20251021 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 345.41 | USD | 20251021 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.05 | USD | 20251021 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 345.41 | USD | 20251021 |