| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Runheng Chemical Trading Co., Ltd. | China national standards | MT | 888.35 | USD | 20251023 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 930.65 | USD | 20251023 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 930.65 | USD | 20251023 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1128.06 | USD | 20251023 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 916.55 | USD | 20251023 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1085.76 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 987.06 | USD | 20251023 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 987.06 | USD | 20251023 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 958.85 | USD | 20251023 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 930.65 | USD | 20251023 |