The result shows that the pigment can be well obtained by using 30% Acet and 5% NaOH. The green powered pigment is obtained. The pigment is stable to light, heat and glucide.

• 结果表明 ,在 3 0%25丙酮及 5%25氢氧化钠溶液中易于提取 ,得到绿色粉末状色素 ,该色素对光、热和糖类具有较好的稳定性。