| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1298.11 | USD | 20251119 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 917.15 | USD | 20251119 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1100.58 | USD | 20251119 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1199.35 | USD | 20251119 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 987.7 | USD | 20251119 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 860.71 | USD | 20251119 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 959.48 | USD | 20251119 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 931.26 | USD | 20251119 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.6 | USD | 20251119 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.6 | USD | 20251119 |