| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | Industrial Grade | MT | 844.5 | USD | 20251011 |
| Shandong Fushengyong Trading Co., Ltd. | Industrial Grade | MT | 900.8 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 900.8 | USD | 20251011 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 816.35 | USD | 20251011 |
| Shandong Shuojia Chemical Co., Ltd. | Industrial Grade | MT | 816.35 | USD | 20251011 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 816.35 | USD | 20251011 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 802.27 | USD | 20251011 |