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Determination of octanoate in wheat flour - Ion chromatograp

Determination of octanoate in wheat flour - Ion chromatograp

2017-03-03

This standard specifies the principle, reagents and materials, instruments, sample preparation, ion chromatographic determination, calculation and precision of the determination of bromate in wheat flour and wheat flour quality improver by ion chromatography. This standard is applicable to the determination of bromate in wheat flour and wheat flour quality improver. Download Document ...

Test procedure for measurement of ion chromatograph JJG 823-

Test procedure for measurement of ion chromatograph JJG 823-

2017-03-03

This procedure applies to the testing of laboratory ion chromatographs with reduced conductivity detectors after new manufacturing, use and repairs. Other types of ion chromatographs can be tested with reference to the procedures and the technical specifications of the factory equipment. Download Document ...

Analysis of Cations in Rainwater by Suppression

Analysis of Cations in Rainwater by Suppression

2017-03-03

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A Direct Injection Spectrum of Tap Water with 10 μg / L Brom

A Direct Injection Spectrum of Tap Water with 10 μg / L Brom

2017-03-03

Chromatograph: PIC-10 Ion Chromatography Column: Shdex, 250 x 4.6mm Detector: Inhibit Conductivity Detection Eluent: 3.6 mM sodium carbonate Range: 1 time to suppress the current: 30mA Flow rate: 0.8 ml / min Column temperature: 40 ° C Injection volume: 100 μL sample: plus 10 μg / L of Qingdao tap water Column pressure: 11.3Mpa ...

Accelerated 10 μg / L Bromate in tap water after dechlorinat

Accelerated 10 μg / L Bromate in tap water after dechlorinat

2017-03-03

Chromatograph: PIC-10 Ion Chromatography Column: Shdex, 250 x 4.6mm Detector: Inhibit Conductivity Detection Eluent: 3.6 mM sodium carbonate Range: 1 time to suppress the current: 30mA Flow rate: 0.8 ml / min Column temperature: 40 ° C Injection volume: 100 μL sample: after the addition of chlorine plus 10 μg / L of Qingdao tap water ...

Bromide and seven anion analysis reports

Bromide and seven anion analysis reports

2017-03-03

Chromatograph: PIC-10 Ion Chromatograph Column: shodex IC-52-4E, 250mm × 4.6mm Detector: Conductivity Detector Eluent: 3.6mmol / L sodium carbonate Range: 1 time to suppress the current: 20 mA Flow rate: 0.8 ml / min Column temperature: 40 ° C Injection volume: 20 μL sample: standard sample Pressure: 10.5Mpa ──────────────────────────────...

ClO2 and seven anion analysis reports

ClO2 and seven anion analysis reports

2017-03-03

Chromatograph: PIC-10 Ion Chromatography Column: NJ, 250 x 4.6mm Detector: Inhibit Conductivity Detection Eluent: Sodium carbonate / sodium bicarbonate Range: 4 steps to suppress the current: 50 Flow rate: 1.5 ml / min Column temperature: 25 ° C Injection volume: 20 μL sample: standard sample ───────────────────────────────────...

Analysis of seven heavy metals

Analysis of seven heavy metals

2017-03-03

Column: Universal Cation Eluent: PIOA mixture Detector: Conductivity detector Flow rate: 1.0 ml / min Temperature: 26 ° Injection volume: 100ul ───────────────── No. Retention Time Name Concentration ───────────────── 1 4.418 Zn 2 2 4.839 Co 2 3 5.814 Cr 1.5 4 6.606 Fe 2.5 5 7.619 Mn 2.5 6 11.307 Cd 2 7 17.681 Pb 1.5 ─────...

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