... by the company include: ethephon technical grade (90% ~95%), ethephon solid (≥85%), liquid ethephon (70% ~ 80%), ethephon aqua (40%) and ... water, directly usable after solution in water.B Ethephon solid (≥85%): Appeared in solid state, white to light brown color, soluble in water ... , directly usable after solution in water. The product is a type of patented one lately developed by the company and is ...