| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1102.43 | USD | 20251210 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 989.36 | USD | 20251210 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1122.21 | USD | 20251210 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 989.36 | USD | 20251210 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 932.82 | USD | 20251210 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1130.69 | USD | 20251210 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1272.03 | USD | 20251210 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 819.75 | USD | 20251210 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1257.9 | USD | 20251210 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 862.15 | USD | 20251210 |