| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 862.4 | USD | 20251204 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 848.26 | USD | 20251204 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 791.71 | USD | 20251204 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 890.67 | USD | 20251204 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1131.01 | USD | 20251204 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 883.6 | USD | 20251204 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1116.88 | USD | 20251204 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 819.99 | USD | 20251204 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 848.26 | USD | 20251204 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 947.22 | USD | 20251204 |