A3 content: >93.0% of total gibberellins. Promotes shoot elongation, breaks certain dormancies in seeds. Plant cell culture tested. Appearance: white to off-white powder. Melting Point: 227 °C. Soluble in ethanol. Molecular Weight : 346.37, Molecular Formula : C19H22O6, Purity : >95%. Solubility : H2O: 5 mg/mL at 20°C Soluble in aq. sol. of sodium bicarbonate, methanol, ethanol, acetone, and aq. sol. of sodium acetate. Moderately soluble in ethyl acetate. Slightly soluble in ether. Insoluble in chloroform. Appearance Form : Powder, Appearance Color : White, Melting Point : 227°C. 1g