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Record W2361469649

High performance liquid chromatography determination of 7 water-soluble vitamins in infant formula milk powder

2015· article· en· W2361469649 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenueChinese Journal of Analysis Laboratory · 2015
Typearticle
Languageen
FieldNursing
TopicBiochemical Analysis and Sensing Techniques
Canadian institutionsScience North
Fundersnot available
KeywordsChemistryInfant formulaChromatographyHigh-performance liquid chromatographyVitaminFood science
DOInot available

Abstract

fetched live from OpenAlex

As a result of milk powder quality problem causing many incidents,whihc has attracted widespread attention. Vitamin is one of the most important nutrients of infant formula milk powder,but it has different properties among vitamins and the infant formula's matrix is more complex. It creates more difficulties for both qualitative and quantitative analysis of the test. A new method was developed for the rapid determination of 7water-soluble vitamins in infant formula milk powder by high performance liquid chromatography( HPLC). An Acclaim Polar Advantage PA column was used. The mobile phase was mixture with methanol and 80 mmol of KH2PO4( added 0. 1% H3PO4) at a flow rate of 0. 8 m L/min. The UV detector was set at a wavelength of 260 nm.The limits of detection( LOD) were 0. 1 ~ 0. 5 mg / kg,the linear ranges of VB2,Vpp,VBx,VB6,VB7,VB9,VB12 were 0. 3 ~ 300 mg / kg,0. 5 ~ 300 mg / kg,0. 5 ~ 250 mg / kg,0. 3 ~ 300 mg / kg,0. 3 ~ 300 mg / kg,0. 3 ~300 mg / kg,0. 5 ~ 300 mg / kg respectively. The spiked recoveries were 96. 5% ~ 98. 5%,and the relative standard deviation( RSD) range from 0. 53% ~ 0. 98%.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.162
Threshold uncertainty score0.558

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0020.003
Science and technology studies0.0000.000
Scholarly communication0.0000.001
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.007
GPT teacher head0.246
Teacher spread0.239 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it