| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 944.59 | USD | 20251021 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 803.61 | USD | 20251021 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.41 | USD | 20251021 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.41 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 768.36 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 775.41 | USD | 20251021 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 852.95 | USD | 20251021 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 747.22 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |