| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 888.35 | USD | 20251023 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 958.85 | USD | 20251023 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1113.96 | USD | 20251023 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1029.36 | USD | 20251023 |
| Hebei Risun Energy Limited | China national standards | MT | 958.85 | USD | 20251023 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 1029.36 | USD | 20251023 |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 831.95 | USD | 20251023 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 958.85 | USD | 20251023 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 846.05 | USD | 20251023 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 916.55 | USD | 20251023 |