| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 950.61 | USD | 20251013 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 929.49 | USD | 20251013 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1225.23 | USD | 20251013 |
| Guangzhou Tianyue Chemical Co., Ltd. | China national standards | MT | 1211.15 | USD | 20251013 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 971.74 | USD | 20251013 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 971.74 | USD | 20251013 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1197.07 | USD | 20251013 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1197.07 | USD | 20251013 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1098.48 | USD | 20251013 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1098.48 | USD | 20251013 |