| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 246.95 | USD | 20251106 |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 246.82 | USD | 20251105 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 211.56 | USD | 20251105 |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 211.56 | USD | 20251105 |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 211.61 | USD | 20251104 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 211.61 | USD | 20251104 |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 246.88 | USD | 20251104 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 211.66 | USD | 20251103 |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 211.66 | USD | 20251103 |
| Guangzhou Zhan'en Chemical Co., Ltd. | Food Grade | MT | 246.94 | USD | 20251103 |