| Vendor | Spec | Unit | Price | Currency | Date |
| Chang Zhou Qi Di Chemical Co., Ltd. | 90% | MT | 621.83 | 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 | 423.79 | USD | 20251130 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.92 | USD | 20251130 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.92 | USD | 20251128 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.79 | USD | 20251128 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.92 | USD | 20251128 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.98 | USD | 20251127 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 437.98 | USD | 20251127 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 423.85 | USD | 20251127 |