The effects of potassium sodium tartrate and ammonium fluoride on the reaction of O-nitro-phenylfluorone with titanium have been studied.
研究了用邻硝基苯基荧光酮显色测酞时，酒石酸钾钠和氟化铵的影响。
The silica slurry filtration, washing, get silica and ammonium fluoride solution, ointment, ointment of silica was washed, dried silica products;
将白炭黑料浆过滤、洗涤，得到白炭黑软膏和氟化铵溶液，白炭黑软膏经洗涤、干燥得到白炭黑产品；
We have, moreover, proposed a new method TB determine cadmium in air, without separating Cd from its accompanying elements, with ammonium fluoride and phenanthroline as masking re...
在文中还提出了用氟化铵，邻菲啰啉作为镍、钴、镁等离子的掩蔽剂，制定了不经分离快速测定空气中微量镉的新方法。
We have, moreover, proposed a new method tb determine cadmium in air, without separating Cd from its accompanying elements, with ammonium fluoride and phenanthroline as masking reagents…
在文中还提出了用氟化铵，邻菲啰啉作为镍、钴、镁等离子的掩蔽剂，制定了不经分离快速测定空气中微量镉的新方法。
Two technological process of samarium fluoride prepared by wet methods-one is a traditional technique and another is a new method of ammonium bicarbonate conversion.
本文研究了湿法制备氟化钐的两种工艺过程——传统工艺和碳酸氢铵转型新工艺。
Two technological process of samarium fluoride prepared by wet methods-one is a traditional technique and another is a new method of ammonium bicarbonate conversion.
本文研究了湿法制备氟化钐的两种工艺过程——传统工艺和碳酸氢铵转型新工艺。
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