uv造句
(91) Results The results showed that there were obvious stone cells of testa characteristics, alkaline reaction, and different UV in the seeds of Datura stramonium L. var. tatula Turrey.
(92) The molar absorptivity of UV 754 spectrophotometer was measured too.
(93) Objective: A UV spectrophotometry for the determination of sulfadiazine sodium injection was established.
(94) The surface modification methods of UHMWPE fibers are described in this paper, especially the advantages, mechanisms and techniques of photocrosslinking and photo grafting by UV irradiation.
(95) Methods:The total content of coumarins was determined by UV. The content of imperatorin, isoimperatorin and oxypeucedanin hydrate in different samples was carried out by HPLC.
(96) Objective To study the identification of roots of Amorpha fruticosa L. and their confusion roots by UV Spectrometry.
(97) UV was used to determine the process parameters by compared with synephrine, and the content of total alkaloids from eluent as criteria.
(98) Results showed that the ANN is superior to conventional correlation coefficient method and is an effective method for library search of UV spectra.
(99) A series of azo hydroxyporphyrin - oxadiazole compounds were synthesized and characterized by 1 HNMR, FAB - MS, IR and UV - Vis spectra.
(100) In General, a UV - polishing machine can do the Polish calendering can also be dry.
(101) Lack of UV exposure for vitamin D conversion is another co-factor for this problem.
(102) The Determination of Cyclopenthiazide by using the ratio absorption coefficient in UV - spectrophotometer was studied.
(103) Objective: The composition of Ramulus Uncari a cum uncus in Tiaoya-yixin capsule was identified with TLC and UV.
(104) Made by Nike , features anti - fog shatterproof polycarbonate lenses, UV protection.
(105) First, they exposed three tubes of chrome yellow to UV radiation until one turned a chocolate color.
(106) Aim An UV spectrophotometry method was established to determine the contents of phentolamine mesylate in its dispersible tablets.
(107) The paper studies the use of HPLC-ELSD determination of no UV absorbing organic matter in carisoprodol.
(108) Results revealed that the light receptors, called rhodopsin, became most active under blue and UV light, prompting melanin production within seconds.
(109) Methods used were UV spectrophotometry for qualitative analysis and diphasic titration for quantitative analysis.
(110) The mechanism of ultraviolet disinfection,[www.] the factors affecting UV disinfection and the structure of UV disinfection facilities were introduced in this paper.
(111) METHODS: The concentration of chloramphenicol in rabbits tear was determined by UV spectrophotometry at different time.
(112) Under UV light, those extracts also exhibited much stronger fluorescence than the wild type, suggesting that the pigments are melanoidin.
(113) To satisfy stringent requirements with respect to UV resistance, water repellency and protection against environmental influences, it is becoming increasingly common to coat high performance textiles.
(114) Synthesises eighteen kinds of cinnamylidene acetophenone derivatives and discusses their properties of IR, UV, photoacoustic spectrum , X ray diffraction and second harmonic generation (SHG).
(115) Double wavelength UV spectrophotometry was used to measure the drugs content of the gelata.
(116) In this paper, the artificial neural network(ANN)was applied to the library search of UV spectra of organic environmental pollutants.
(117) Our test which concentrates on strong UV chemistry ( UV ) coating.
(118) The result indicates that group picture of UV, TLC and the law of chemical reagents of colour developing of Flos Althaea roseae have obvious features.
(119) UV light is produced by a Mercury arc lamp, 28 samples can be simultaneously irradiated. The times needed for irradiation are controlled automatically.
(120) The results show that there is hypochromic effect on the subtract UV spectrum and quenching of fluorescence intensity of riboflavin with increase of concentration of DNA.
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