| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 1031.23 | USD | 20251128 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1031.23 | USD | 20251128 |
| Henan Zihe Supply Chain Management Co., Ltd. | China national standards | MT | 791.08 | USD | 20251128 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 889.97 | USD | 20251128 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 847.59 | USD | 20251128 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 932.35 | USD | 20251128 |
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 875.84 | USD | 20251128 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 889.97 | USD | 20251128 |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 798.15 | USD | 20251128 |
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 847.59 | USD | 20251128 |