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Determination of Melamine in Milk by Total Ion Chromatograph

Determination of Melamine in Milk by Total Ion Chromatograph

2017-03-03

───────────────────────────── No. Retention Time Name Concentration Peak Area ───────────────────────────── 1 7.186Melamine 0.1 83623 ───────────────────────────── total 0.1 83623 ...

Analysis of the Standard Spectrum of Melamine Added to Milk

Analysis of the Standard Spectrum of Melamine Added to Milk

2017-03-03

──────────────────────────── No. Retention Time Name Peak Area Peak Height ──────────────────────────── 1 7.247Melamine 2282032 61273 ──────────────────────────── total 2282032 61273 ...

Single channel dual channel (conductance - UV) signal output

Single channel dual channel (conductance - UV) signal output

2017-03-03

No. Retention time Name Concentration (ppm) Peak area peak height ────────────────────────────────── 1 7.575Melamine 1 1035065 26571 ────────────────────────────────── total 1 1035065 26571 ...

Determination of Diethylene Glycol in a Pharmaceutical by Io

Determination of Diethylene Glycol in a Pharmaceutical by Io

2017-03-03

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Determination of Anions in Peanut Oil

Determination of Anions in Peanut Oil

2017-03-03

Determination of Conventional Anions in Peanut Oil Column: NJ-SA-4A, 250mm × 4.6mm Detector: Suppresses the conductivity detector Eluent: carbonate solution Column temperature: 25 ° C Injection volume: 200uL ──────────────────────── No. Retention Time Name Peak Area Peak Height ────────────────────────...

Electrochemical Detection of Iodide and Thiocyanate in Milk

Electrochemical Detection of Iodide and Thiocyanate in Milk

2017-03-03

1 IntroductionMilk in the thiocyanate and iodine ions in infant food safety is an important test items. December 12, 2008 published "may be illegal in the food to add non-food substances and easy to abuse the list of food additives (first batch)" clearly defined thiocyanate is illegal addition of substances, but no corresponding GB test method. Thiocyanate has been used by unscrupulous dairy farme...

Analysis of Low Intake Disinfection by - products

Analysis of Low Intake Disinfection by - products

2017-03-03

Column: Shodex 52 4E Eluent: 3.6.mmol / lia2CO3 Flow rate: 0.7 ml / min Column temperature: 36 ° C Suppression current: 60mA Injection volume: 200ml Serial number Retention time / min name Peak area Theoretical plate number Minimum detection limit / mg / L 1 6.128 F 279163 3947 0.2 2 8.918 CLO2 1464 11056 1.5 3 9.665 BRO3 1464 11427 1.7 4 10.793 CL 320318 9955 0.27 5 13.989 NO2 91035 13370 0.81 6...

A Simple Method for the Determination of Hexavalent Chromium

A Simple Method for the Determination of Hexavalent Chromium

2017-03-03

Hexavalent chromium on the human body toxicity, drinking water health standards for drinking water in the hexavalent chromium concentration can not exceed 0.05mg / L. For the detection of hexavalent chromium in drinking water, ion exchange chromatography can be used, UV detection. Chromatographic conditions and test results are as follows: Chromatographic conditions: Column: PR-SA-8A (250mm * 4.6m...

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