nitro

The results show that the titanium can increase the hardness and depth of the nitro-layer,and affect the phose composition of the nitro-layer.

结：钛能提高氮化层硬度、增加氮化层深度，并对氮化层的相组成有影响。

The SOD like activity of analogue of SOD has measured by the method based reduction of nitro blue terrazolium (NBT) by lactoflavin .

研究:合成配合物结构稳定,水溶液中具有一定的SOD样活性。

Several mutants of Phaffia rhodozyma were obtained by exerting mutagen N-methyl-N-nitro-N-nitrosoguanidine.

天然菌株虾青产量较少，缺少实用价值。

Superoxide dismutase(SOD) in eggs can inhibit the photoreduction of nitro-blue tetrazolium (NBT).Thisreaction can be used to quantitatively determine the enzyme activities of SOD.

鸡蛋中的超氧化物歧化酶（SOD）可以抑制氮蓝四唑（NBT）的化还原，可以根据SOD对NBT化还原的抑制作为酶活性的定量测定。

The article is about how to use phosgene and p-nitrophenylamine to react in acetic ether's liquefier to produce p-nitro-phenyl isocyanate, Its best technological condition have been discussed.

介绍用对硝基苯胺在乙酸乙酯溶剂中反应来制备对硝基异氰酸苯酯的方法，并讨论了其最佳工艺条件。

Nitro 1,2,4 triazole 5 one(NTO)can be obtained by nitrating 1,2,4 triazole 3 one (TO) under different conditions,and nitrobenzyl derivatives of TO are prepared as well.

研究了1，2，4三唑酮3（TO）衍生物的合成，结TO在多种硝化条件下均可制得3硝基1，2，4三唑酮5（NTO），同时还合成了TO的二取代硝基苯衍生物。