| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 920.78 | USD | 20251023 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 902.45 | USD | 20251023 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1029.36 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 789.64 | USD | 20251023 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 761.44 | USD | 20251023 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 789.64 | USD | 20251023 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 775.54 | USD | 20251023 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1410.08 | USD | 20251023 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1410.08 | USD | 20251023 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 902.45 | USD | 20251023 |