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 principles of operating characteristics and puerile refining castor oil prices, has won the trust of our customers. Main: India castor oil refinery level, Inner Mongolia Nickel take castor oil refinery level, the right amount of nickel standard solution, diluted with 0.5% dilute nitric acid to 5μg / L, 25μg / L, 50μg / L, 75μg / L and 100μg / L of solution as the reference solution; take this product 0.5g, 10ml plus nitric acid digestion, digestion liquid was transferred to 25ml volumetric flask, rinse digestion bottle twice, each 2ml, merger lotion, matrix modifier agent 0.04 mol / L magnesium nitrate solution and 0.87mol / L ammonium dihydrogen phosphate solution of 1ml, diluted with water to the mark obtained for the test solution. The same method without sample preparation blank test solution, according to the atomic absorption spectrophotometry (Appendix IV D method), measured at 232.0nm wavelength, shall comply with the provisions of (0.0005%). Guangzhou Yang Qing Chemical Co., Ltd. Distribution of propylene glycol, glycerin, triethanolamine, AES, AOS variety, reasonable prices. Yang Qing Chemical Co., Ltd. Guangzhou strong refining castor oil to sell, 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 refining Inner Mongolia 3. Strong optically active refined castor oil, fatty acids as its main - ricinoleate asymmetric carbon atoms at 12 after. 4. Refining castor oil content dielectric constant of about 4.30, is the highest common oils. 5. And acetylated castor oil relative density values ??are greater than the general grease. 6. Castor oil hardly occurs oxidative rancidity in the air, good storage stability, is a typical non-drying liquid oil. Heyuan refining castor oil refining castor direct _ _ Y-Chemical (certified merchants) are provided by Jan-Chemical Co., Ltd. in Guangzhou. Guangzhou Yang Qing Chemical Co., Ltd. (www.gzyangqing.com) (www.gzyangqing.com) is specialized in "glycerin, stearic acid, propylene glycol, polyethylene glycol, peregal, AES, lauric acid," the business, companies adhering "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Cai students.