| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 211.67 | USD | 20251113 |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 211.67 | USD | 20251113 |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 247.06 | USD | 20251112 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 211.77 | USD | 20251112 |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 211.77 | USD | 20251112 |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 211.76 | USD | 20251108 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 211.76 | USD | 20251108 |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 247.05 | USD | 20251108 |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 246.95 | USD | 20251106 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 211.67 | USD | 20251106 |