- Urea formaldehyde（9011-05-6）Shuanghe Bio-Technology Limited
- Urea, N,N'-diformyl-（188596-19-2）Shanghai Huachu Industrial Co. Ltd
- uralenneoside（143986-30-5）Tianjin Puck Rice Chemicals Co., Ltd.
- Ulipristal（159811-51-5）Hangzhou Taiyan Trading Co., Ltd
- Urease（9002-13-5）Neworld Chemical Co., Ltd Shanghai
- UREA-13C（58069-82-2）Wuhan Sensedawn Science & Technology Co.Ltd
- Uridine 5'-triphosphate（63-39-8）Hangzhou Mole's Science & Technology Co.,Ltd.
- URANIUM(V,VI) OXIDE（1344-59-8）Hangzhou B&P Biotech Co,.Ltd
- URANYL NITRATE HEXAHYDRATE（13520-83-7）Xi'an SENYI New Material Technology Co., Ltd
- Urea, formaldehyde, formic acid, triethanolamine, caustic soda reaction product（68988-74-9）Shanghai Sheng Zhan Chemical Technology Co., Ltd
- Undecanedioic acid（1852-04-6）Inner Mongolia Yong Ming Technology Co., Ltd
- Udenafil（268203-93-6）Hebei Kangda Bio-Tech Co., Ltd
- Urea, N-[2-[4-hydroxy-4-(phenylMethyl)-1-piperidinyl]ethyl]-N'-(2-Methyl-4-quinolinyl)-（540769-28-6）Qingdao Spring Chemical Co.,Ltd.
- UREA（506-89-8）Shanghai Qinsheng Pharmaceutical Technology Co.,Ltd.
- uronium hydrogen sulphate（21351-39-3）Nantong Advance Chemical Co., Ltd
- URB754（86672-58-4）ShanDong XinDa Chemical CO.,LTD
- URAMIL（118-78-5）biochem-lab.org
- UREA-13C（58069-82-2）Shanghai chamflyer chemicals Co., Ltd
- URIC ACID SODIUM SALT（1198-77-2）Shanghai Anya Chemicals Co.,Ltd
- Ubiquinones（1339-63-5）Hebei youze Biotechnology Co.,Ltd
- UROPORPHYRIN I DIHYDROCHLORIDE（68929-06-6）wuxi huabin bio-tech Co.,Ltd
- Urushiol（53237-59-5）hebei qiute trade co., LTD
- URIC ACID（69-93-2）Hubei MQ FengDa Technology Co.,LTD
- UNDECANYL ACETATE（1731-81-3）Hebei Luspharm Trading Co.,Ltd
- Ultraseptal（515-59-3）Zhejiang Jinghexin New Material Technology Co., Ltd
- undecane-1,2-diol（13006-29-6）Shijiazhuang Cordial Chemicals CO.,LTD
- UV-320（3846-71-7）HEBEI DEZHENG CHEMICALS CO.,LTD
- undec-10-enonitrile（53179-04-7）HUBEI AOSINA CHEM-TECH CO.,LTD
- Uridine-5'-triphosphoric acid trisodium salt（19817-92-6）HuBei Ipure Biotech CO.,ltd
- Undecanoyl chloride（17746-05-3）Hebei Bosang International Trade Co.,Ltd.
- Undecanol（30207-98-8）changsha chenjin chemical technology co.,LtD
- UREA SULFATE（17103-31-0）Airsea(Taizhou) Pharmaceutical Limited
