| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 788.65 | USD | 20251013 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.53 | USD | 20251013 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 901.32 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.99 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 844.99 | USD | 20251013 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 760.49 | USD | 20251013 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 795.7 | USD | 20251013 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1028.07 | USD | 20251013 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1408.31 | USD | 20251013 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.53 | USD | 20251013 |