| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 818.45 | USD | 20251111 |
| Aite Zhejiang | China national standards | MT | 846.67 | USD | 20251111 |
| Shandong Fusheng | China national standards | MT | 846.67 | USD | 20251111 |
| Shandong Huize Chem | China national standards | MT | 846.67 | USD | 20251111 |
| Shandong Hongyang Chem | China national standards | MT | 952.5 | USD | 20251111 |
| Shandong Fusheng | China national standards | MT | 917.22 | USD | 20251111 |
| Jinan Angxin Chem | China national standards | MT | 818.45 | USD | 20251111 |
| Nantong Zhonghe Chem | China national standards | MT | 846.67 | USD | 20251111 |
| Shandong Shuojia Chem | China national standards | MT | 846.67 | USD | 20251111 |
| Guang Longyu Chem | China national standards | MT | 1340.56 | USD | 20251111 |