| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1153.55 | USD | 20250918 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1033.97 | USD | 20250918 |
| Changzhou Jiaye Chemical Co., Ltd. | China national standards | MT | 1659.98 | USD | 20250918 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 956.6 | USD | 20250918 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 956.6 | USD | 20250918 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1048.04 | USD | 20250918 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 991.77 | USD | 20250918 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 991.77 | USD | 20250918 |
| Shanghai Sinopec Mitsui Chemicals, Co., Ltd. | China national standards | MT | 991.77 | USD | 20250918 |