| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1327.01 | USD | 20251107 |
| Shandong Yuhuang Chemical Co., Ltd. | China national standards | MT | 1291.72 | USD | 20251107 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1334.07 | USD | 20251107 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1298.77 | USD | 20251107 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1199.95 | USD | 20251107 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 974.08 | USD | 20251107 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1044.67 | USD | 20251107 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 974.08 | USD | 20251107 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 988.2 | USD | 20251107 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 988.2 | USD | 20251107 |