| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 887.9 | USD | 20251022 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 817.71 | USD | 20251021 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1113.77 | USD | 20251021 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1029.18 | USD | 20251021 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 916.4 | USD | 20251021 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 1029.18 | USD | 20251021 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |
| Zhenjiangunionchemicalindustry Co., Ltd. | China national standards | MT | 852.95 | USD | 20251021 |