| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 459.34 | USD | 20251203 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 452.27 | USD | 20251203 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 494.67 | USD | 20251203 |
| Chang Zhou Qi Di Chemical Co., Ltd. | China national standards | MT | 438.14 | USD | 20251203 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 565.34 | USD | 20251203 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 452.27 | USD | 20251203 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 586.54 | USD | 20251203 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 438.14 | USD | 20251203 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 480.54 | USD | 20251203 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 636.01 | USD | 20251203 |