Isoleucine also called "different leucine," system named "alpha amino - beta - methyl pentanoic acid".Is one of the essential amino acids, belong to a kind of aliphatic neutral amino acids.English name c6h13no2 Iloleucine - 256 this product is a 131.17 L amino - 3 - methyl - 2 - pentanoic acid.Calculated on dry goods, including C6H13NO2 shall not be less than 98.5%.This product is a white crystal or crystalline powder;Odourless and slightly bitter taste.China H&Z® L-Isoleucine is slightly soluble in water, hardly soluble in ethanol.Take this product than the curl, precision said, adding 6 mol/L HCL solution, and shi xi into each 1 ml contains 40 mg of solution, in accordance with the measurement , curl is + 38.9 ° to + 38.9 °.