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| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 986.55 | USD | 20251022 | 
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 775.15 | USD | 20251022 | 
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1127.49 | USD | 20251022 | 
| Shandong Longhui Chemical Co., Ltd. | China national standards | MT | 1042.93 | USD | 20251022 | 
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1127.49 | USD | 20251022 | 
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 775.15 | USD | 20251022 | 
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1071.12 | USD | 20251022 | 
| Guangzhou Pulanni Chemical Co., Ltd. | China national standards | MT | 901.99 | USD | 20251022 | 
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 873.81 | USD | 20251022 | 
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1071.12 | USD | 20251022 |