| Vendor | Spec | Unit | Price | Currency | Date |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.13 | USD | 20251105 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 409.02 | USD | 20251105 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 409.11 | USD | 20251104 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 409.11 | USD | 20251104 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 409.11 | USD | 20251104 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251103 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 409.22 | USD | 20251103 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251103 |