| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 974.73 | USD | 20251128 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1002.98 | USD | 20251128 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1175.32 | USD | 20251128 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 960.6 | USD | 20251128 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1101.87 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 897.03 | USD | 20251128 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 918.22 | USD | 20251128 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1073.61 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 897.03 | USD | 20251128 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1017.11 | USD | 20251128 |