| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1058.68 | USD | 20251029 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1058.68 | USD | 20251029 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1058.68 | USD | 20251029 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.68 | USD | 20251029 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.68 | USD | 20251029 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.68 | USD | 20251029 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.68 | USD | 20251029 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 1079.85 | USD | 20251029 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1623.31 | USD | 20251029 |
| Befar Group Co., Ltd. | China national standards | MT | 1093.97 | USD | 20251029 |