| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1017.04 | USD | 20251202 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 932.28 | USD | 20251202 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 1024.1 | USD | 20251202 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 861.65 | USD | 20251202 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1243.04 | USD | 20251202 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |