Buy: Vanillin, Agar-agar, Citric acid.

采购：香兰素，琼脂，柠檬酸。

Their preliminary toxicities were tested by asp-agar-diluted method and their toxicity regression equations were got.

采用琼脂稀释法对它们进行了室内毒力测试，求出毒力回归方程。

Their preliminary toxicities were tested by asp - agar - diluted method and their toxicity regression equations were got.

采用琼脂稀释法对它们进行了室内毒力测试,求出毒力回归方程.