| Vendor | Spec | Unit | Price | Currency | Date |
| Chang Zhou Qi Di Chemical Co., Ltd. | Food Grade | MT | 416.97 | USD | 20251205 |
| Chang Zhou Qi Di Chemical Co., Ltd. | Food Grade | MT | 417.06 | USD | 20251204 |
| Chang Zhou Qi Di Chemical Co., Ltd. | Food Grade | MT | 416.91 | USD | 20251201 |
| Chang Zhou Qi Di Chemical Co., Ltd. | Food Grade | MT | 416.69 | USD | 20251126 |
| Chang Zhou Qi Di Chemical Co., Ltd. | Food Grade | MT | 416.23 | USD | 20251121 |