Guangzhou Yang Qing Chemical Co., Ltd. Distribution of propylene glycol, glycerin, triethanolamine, AES, AOS variety, reasonable prices. Guangzhou Yang Qing Chemical Co., strength, credit, keep the contract, to ensure product quality, variety of operating characteristics and puerile principle castor oil prices, has won the trust of our customers. Main: India castor oil refinery level, Inner Mongolia, castor oil refinery level arsenic salt to take this product 1.0g, set 150ml conical flask, 5ml sulfuric acid, heating completely carbonized, dropwise addition of concentrated hydrogen peroxide solution (such as happen a lot of foam, stop heating and rotating the flask, to prevent caking unreacted material in the bottom) until a colorless solution. Let cool, carefully add water 10ml, then heated to three sulfur dioxide gas occurs, let cool castor direct, slowly add water to make into a 28ml, according to inspection (Appendix ⅧJ first law) castor oil, shall comply with the provisions of (0.0002%). Guangzhou Yang Qing Chemical Co., Ltd. Distribution of propylene glycol, glycerin, triethanolamine, AES, AOS variety, reasonable prices. Guangzhou Yang Qing Chemical Co., strength level castor oil refining, re-credit, keep the contract, to ensure product quality, variety principles of operating characteristics and puerile, and win the trust of our customers. Main: Indian refining a castor oil, a castor oil refinery in Inner Mongolia [Chinese alias] castor oil; castor (RICINUS COMMUNIS) oil; sesame oil; Kun sesame oil; castor oil CASTOR OIL; castor oil (medicinal) [English Castor oil English name] [alias] DEHYDRATED CASTOR OIL; CASTOR OIL DAB-10; CASTOR OIL (DEHYDRATE); FEMA 2263; RICINI OIL; RICINI OLEUM; RICINIUS OIL [formula] C57H104O9 [Latin name] Ricinus communis L. castor oil refinery | Jan-Chemical | Zhuhai castor oil provided by the Guangzhou Yang Qing Chemical Co. Guangzhou Yang Qing Chemical Co., Ltd. (www.gzyangqing.com) (www.gzyangqing.com) quality of service and products, continue to receive the recognition and trust of new and old customers and the industry. Our company is a certified member of the whole alliance network operators, business alliance customer service icon on the page, you can talk directly with our customer service staff, to our future cooperation happy!