| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1101.87 | USD | 20251128 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 932.35 | USD | 20251128 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 755.77 | USD | 20251128 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 889.97 | USD | 20251128 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.83 | USD | 20251128 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 988.85 | USD | 20251128 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.83 | USD | 20251128 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1356.14 | USD | 20251128 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 762.83 | USD | 20251128 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 762.83 | USD | 20251128 |