| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1148.71 | USD | 20251017 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 1747.73 | USD | 20251017 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251017 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 916.15 | USD | 20251017 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1578.6 | USD | 20251017 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251017 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1592.69 | USD | 20251017 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1818.21 | USD | 20251017 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1127.57 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1172.67 | USD | 20251017 |