| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 690.94 | USD | 20251023 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 747.34 | USD | 20251023 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 705.04 | USD | 20251023 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 705.04 | USD | 20251023 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 747.34 | USD | 20251023 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 733.24 | USD | 20251023 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 733.24 | USD | 20251023 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 733.24 | USD | 20251023 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 733.24 | USD | 20251023 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 768.49 | USD | 20251023 |