chromatogram

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chromatogram

[krō′mad·ə‚gram]

(analytical chemistry)

The pattern formed by zones of separated pigments and of colorless substance in chromatographic procedures.

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051M were prepared and chromatograms were obtained using wavelengths of 285 and 315 nm, similarly, aniline dilutions with water (1:1000) were measured at 260 and 285 nm for 20 minutes each.

Characterization of the degradation products from the red dye 40 by enterobacteria

4present the chromatogram for a concentration of 7 ppm.

Identification and detection of organophosphorus pesticides using artificial neural networks based on spectra obtained in gas chromatography

Three chromatograms of the heat induced methyl linolenate sample are shown in Fig 2.

Heat induced synthesis of linolenic acid isomers-a reference standard

HPLC is used as the primary method for HbA1c analysis in many laboratories in New Zealand and an abnormal chromatogram trace does not give specific result of the precise variant, but can elucidate different haemoglobins by means of their physicochemical characteristics, in the context of clinical and family history, ethnic origin, blood count and blood film (4).

Discordant results from different HbA1c methods: implications of a haemoglobin variant

The nature of products was confirmed using total ion chromatograms as well as fragmentation pattern.

Investigation of the Chemical Composition of the n-Hexane Fraction of the Spirogyra

They can also lead to a shift in retention times, as well as peak tailing, ghost peaks, baseline noise and drift in chromatograms.

Liquid chromatography and water quality: a troubleshooting guide: water impurities compromise chromatography experiments, calling into question the accuracy and validity of data and results

No drastic change observed in the pattern of system suitability chromatogram, except better resolution between impurity A and diazepam after mobile phase adjustment.

Scope of Harmonisation of Pharmacopoeial Liquid Chromatography (LC) Methods for Diazepam and its Related Substances

Figure 1 showed chromatograms of samples compared to glucose and sucrose standards.

Pretreatment and hydrolysis processes on Synechococcus Pcc 7002 cells for glucose production

It has been reported that one can detect HbH form of alpha thalassemia on HPLC by visual analysis of the chromatogram plot as it produces a sharp peak before the start of integration 29].

Detection of abnormal hemoglobin variants by HPLC method: common problems with suggested solutions

The HPLC-PDA chromatogram for the polyphenols is shown in Fig.

Stability of black cohosh triterpene glycosides and polyphenols: potential clinical relevance

As shown by various chromatograms (chromatogram for the blank sample and chromatogram for 18.

High-performance liquid chromatographic quantification of Rifampicin in human plasma: method for therapeutic drug monitoring

As a service to customers, many analyzers come with a chromatogram interpretation guide to help identify a particular hemoglobin variant based on the specific pattern and retention time.