| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1028.84 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.62 | USD | 20251022 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 887.9 | USD | 20251022 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 958.37 | USD | 20251022 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |
| Baozhen Chemical (Shandong) Co., Ltd. | China national standards | MT | 1113.77 | USD | 20251021 |
| Panjin Read Chemical Co., Ltd. | China national standards | MT | 860.0 | USD | 20251021 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.9 | USD | 20251021 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 817.71 | USD | 20251021 |
| Zhenjiangunionchemicalindustry Co., Ltd. | China national standards | MT | 852.95 | USD | 20251021 |