| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.05 | USD | 20251023 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.05 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1142.16 | USD | 20251023 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 881.3 | USD | 20251023 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 916.55 | USD | 20251023 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 987.06 | USD | 20251023 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1113.96 | USD | 20251023 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 958.85 | USD | 20251023 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 789.64 | USD | 20251023 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1240.87 | USD | 20251023 |