| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 950.06 | USD | 20251011 |
| Shandong Fushengyong Trading Co., Ltd. | Industrial Grade | MT | 900.8 | USD | 20251011 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 914.87 | USD | 20251011 |
| Shandong Shuojia Chemical Co., Ltd. | Industrial Grade | MT | 816.35 | USD | 20251011 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | Industrial Grade | MT | 844.5 | USD | 20251011 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251011 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 816.35 | USD | 20251011 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 900.8 | USD | 20251011 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |