| Vendor | Spec | Unit | Price | Currency | Date |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.89 | USD | 20251202 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.89 | USD | 20251202 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 452.02 | USD | 20251202 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 494.64 | USD | 20251201 |
| Chang Zhou Qi Di Chemical Co., Ltd. | 90% | MT | 678.36 | USD | 20251201 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.97 | USD | 20251201 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 1201.26 | USD | 20251201 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 452.24 | USD | 20251201 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 494.64 | USD | 20251201 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 438.11 | USD | 20251201 |