| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.17 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 408.17 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 534.85 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 464.47 | USD | 20251010 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 591.15 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 1041.55 | USD | 20251010 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 436.32 | USD | 20251010 |
| Shandong Qiancheng New Materials Co., Ltd. | 90% | MT | 394.1 | USD | 20251010 |