| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1017.54 | USD | 20251201 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 890.35 | USD | 20251201 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1059.94 | USD | 20251201 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1413.25 | USD | 20251201 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 890.35 | USD | 20251201 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 932.74 | USD | 20251201 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1130.6 | USD | 20251201 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1342.59 | USD | 20251201 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1017.54 | USD | 20251201 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1045.8 | USD | 20251201 |