Indolebutyric acid(IBA)is a kind of broad-spectrum indole plant growth regulator.
Pure white to pale yellow crystalline solid, the original drug is a white to light yellow crystal. Melting point 124 ~ 125 ° C (pure); 121 ~ 124 ° C (TC) ° C Vapor pressure <0.01mPa (25 ° C), Solubility in water (20 ° C) 50mg / L, benzene 1000, acetone, ethanol, ethyl ether for 30-100, chloroform, 0.01-0.1 (all g / L), stable in neutral and acidic media. This product is stable to acid and salt in the solution of alkali metal hydroxide and carbonate compounds. Toxicity LD50 (mg / kg): Mice with acute oral 1000mg/kg, carp 40th (48h) 180mg / L, . Prescribed dose, non-toxic to bees. Rapid degradation in soil