| Vendor | Spec | Unit | Price | Currency | Date |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1119.03 | USD | 20251022 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 1000.65 | USD | 20251022 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 852.67 | USD | 20251022 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 887.9 | USD | 20251022 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1028.84 | USD | 20251022 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1000.65 | USD | 20251022 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 887.9 | USD | 20251022 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1071.12 | USD | 20251022 |
| China national standards | MT | 873.81 | USD | 20251022 | |
| Zhongyin New Materials (Jinan) Co., Ltd. | China national standards | MT | 852.67 | USD | 20251022 |