| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.13 | USD | 20251015 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 926.83 | USD | 20251015 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 915.56 | USD | 20251015 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 922.6 | USD | 20251015 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 753.57 | USD | 20251015 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 919.78 | USD | 20251015 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 760.62 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.66 | USD | 20251015 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1084.58 | USD | 20251015 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 767.66 | USD | 20251015 |