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31, This article introduced a new method to determine free SO_2 in red wine—photometric titration.

32, The photometric signal - to - noise ratio is roughly proportional to the square root of the signal intensity.

33, All intensity measurements using photometric units include a spectral bias ( spectral response of the human eye ).

34, The accuracy can be optimized by strengthening quality control of critical factors in the process of test of ammonia density in indoor air with indophenol blue photometric method.

34, Sentencedict.com is a online sentence dictionary, on which you can find excellent sentences for a large number of words.

35, The action limit of photometric precision of portable POL quality analyzer has been determined by statistical method.

36, For the detection of sulfur impurities detector 46 can be a FPD ( flame photometric detector ).

37, Photometric sensors are devices that measure energy in the visible spectrum.

38, Solid phase transmission photometric determination of palladium with PVC functional membrane was studied.

39, A new method - dynamics photometric method was developed to measure trace formaldehyde in beer.

40, This paper briefly presents determination of nitrate in water using ultraviolet spec - to photometric . depend . correctness.

41, OBJECTIVE : To develop simultaneous photometric determination method for sulfamethazine and sulfamidine in Xiaoer An powder.

42, A new photometric titration sensor was introduced in this paper. It has small working current, high sensitivity and low cost.

43, Photometric Standards for Absorbance are used to check the accuracy of spectrometer systems.

44, The knowledge of this quantity is of importance for photometric measurements.

45, It was made with observations from Herschel's Photoconductor Array Camera and Spectrometer and the Spectral and Photometric Imaging Receiver instruments.