| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 861.65 | USD | 20251202 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.22 | USD | 20251202 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 932.28 | USD | 20251202 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1101.79 | USD | 20251202 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.22 | USD | 20251202 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 932.28 | USD | 20251202 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1200.67 | USD | 20251202 |