| Vendor | Spec | Unit | Price | Currency | Date |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 1031.47 | USD | 20251209 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 904.3 | USD | 20251209 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1031.6 | USD | 20251208 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 1031.6 | USD | 20251208 |