dihydroxy

Acute, sublethal and chronic toxicity of two representative intermediates of anthraquinone dyestuffs, 1,8-dihydroxy anthraquinone ( 1,8-dihAQ) and 1-amino anthraquinone ( 1-aAQ), to Daphnia magna were assessed.

实验研究了两种代表性蒽醌染料中间体（1,8-二羟基蒽醌（1,8-dihAQ）和1-氨基蒽醌（1-aAQ））对大型溞（Daphnia magna）的急性、亚致死性及慢性毒性效应。

Study on Measurement of Serum 1,25-Dihydroxy Chole-calciferol ( DHCC) and the Mechanism of the Osseous Metabolism Disease

骨代谢病乳牛血中1，25－二羟胆钙化醇（DHCC）含量的测定及发病机理研究

Improvement of the synthetic process of medical intermediate of 3,4-dihydroxy-5-methoxy methyl benzoate

医药中间体3,4-二羟基-5-甲氧基苯甲酸甲酯的合成工艺改进