| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1227.69 | USD | 20251106 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1213.58 | USD | 20251106 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1212.96 | USD | 20251105 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1227.06 | USD | 20251105 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1227.34 | USD | 20251104 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1213.23 | USD | 20251104 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1213.54 | USD | 20251103 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1227.65 | USD | 20251103 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1213.32 | USD | 20251102 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1227.43 | USD | 20251102 |