| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.22 | USD | 20251103 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 402.16 | USD | 20251103 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 634.99 | USD | 20251103 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251103 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.44 | USD | 20251103 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 406.4 | USD | 20251103 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 585.6 | USD | 20251103 |
| Zhongyin New Materials (Jinan) Co., Ltd. | 90% | MT | 455.78 | USD | 20251103 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.33 | USD | 20251103 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 437.44 | USD | 20251103 |