| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 761.58 | USD | 20251120 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 761.58 | USD | 20251120 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 928.0 | USD | 20251120 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 987.24 | USD | 20251120 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1100.06 | USD | 20251120 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 846.2 | USD | 20251120 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 775.69 | USD | 20251120 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 761.58 | USD | 20251120 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 832.1 | USD | 20251120 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 761.58 | USD | 20251120 |