| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 775.41 | USD | 20251021 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 923.45 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 888.2 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1409.84 | USD | 20251021 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 775.41 | USD | 20251021 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 789.51 | USD | 20251021 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 803.61 | USD | 20251021 |