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["Admulsion para vehículos",,"¿De dónde viene el fósfato en el admulsionulsion para vehículos?",,"No entiendo. El admulsionulsion para vehículos es una solución de urea con un 32.5% y solvente agua de ultra purificación, y los materiales de producción son cristales de urea y agua de ultra purificación, lo importante es la la pureza de los materiales de entrada.",,"Gracias, tampoco entiendo de dónde viene 件国家标准有这个指标要求"]

2019-12-06View Original

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请问车用尿素中磷酸盐哪来的?
Reply #22019-12-07
不明白。车用尿素是浓度为32.5%且溶剂为超纯水的尿素溶液,生产原料为尿素晶体和超纯水,其关键点在于原料纯度。
Reply #32019-12-21
en 谢谢 我也是不明白哪来的 件国标有这个指标要求

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