| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1097.85 | USD | 20251011 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 985.25 | USD | 20251011 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 935.99 | USD | 20251011 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1196.37 | USD | 20251011 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1048.59 | USD | 20251011 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 957.1 | USD | 20251011 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1097.85 | USD | 20251011 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 935.99 | USD | 20251011 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251011 |