| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 947.22 | USD | 20251204 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 918.95 | USD | 20251204 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 918.95 | USD | 20251204 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 947.22 | USD | 20251204 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 904.81 | USD | 20251204 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 989.64 | USD | 20251204 |
| Liaocheng Runheng Chemical Trading Co., Ltd. | China national standards | MT | 932.81 | USD | 20251203 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 961.08 | USD | 20251203 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1074.14 | USD | 20251203 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1031.74 | USD | 20251203 |