| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 961.01 | USD | 20251201 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1229.53 | USD | 20251201 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 989.27 | USD | 20251201 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 918.61 | USD | 20251201 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 904.48 | USD | 20251201 |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 946.88 | USD | 20251201 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 904.48 | USD | 20251201 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.68 | USD | 20251201 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 989.27 | USD | 20251201 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1243.66 | USD | 20251201 |