| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 282.26 | USD | 20251028 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 383.88 | USD | 20251028 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 254.04 | USD | 20251028 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 235.69 | USD | 20251028 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 254.04 | USD | 20251028 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 239.92 | USD | 20251028 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 282.26 | USD | 20251028 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 310.49 | USD | 20251028 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 359.88 | USD | 20251028 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 345.77 | USD | 20251028 |