| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1228.92 | USD | 20251202 |
| Shandong Laya 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 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 932.28 | 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 Jinrihe Chemical Co., Ltd. | China national standards | MT | 1073.54 | USD | 20251202 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1031.16 | USD | 20251202 |