| Vendor | Spec | Unit | Price | Currency | Date | 
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 704.94 | USD | 20251024 | 
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 733.14 | USD | 20251024 | 
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 747.24 | USD | 20251024 | 
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 747.24 | USD | 20251024 | 
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 711.99 | USD | 20251024 | 
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 852.98 | USD | 20251024 | 
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 747.24 | USD | 20251024 | 
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 867.08 | USD | 20251024 | 
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 704.94 | USD | 20251024 | 
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 789.53 | USD | 20251024 |