| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1271.38 | USD | 20251128 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1130.12 | USD | 20251128 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1059.49 | USD | 20251128 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1031.23 | USD | 20251128 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1052.42 | USD | 20251128 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 875.84 | USD | 20251128 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1045.36 | USD | 20251128 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 932.35 | USD | 20251128 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1052.42 | USD | 20251128 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 918.22 | USD | 20251128 |