| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 791.47 | USD | 20251203 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1031.74 | USD | 20251203 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 904.54 | USD | 20251203 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 848.01 | USD | 20251203 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 932.81 | USD | 20251203 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 847.53 | USD | 20251202 |
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 875.78 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 847.53 | USD | 20251202 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 847.53 | USD | 20251202 |