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SN/T 3817-2014 PDF English

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SN/T 3817-2014: Determination of N-phenyl-2-naphthylamine in pressure sensitive adhesive - High performance liquid chromatography
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SN/T 3817-2014English319 Add to Cart 3 days [Need to translate] Determination of N-phenyl-2-naphthylamine in pressure sensitive adhesive - High performance liquid chromatography

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Basic data

Standard ID SN/T 3817-2014 (SN/T3817-2014)
Description (Translated English) Determination of N-phenyl-2-naphthylamine in pressure sensitive adhesive - High performance liquid chromatography
Sector / Industry Commodity Inspection Standard (Recommended)
Classification of Chinese Standard G38
Classification of International Standard 83.180
Word Count Estimation 12,158
Quoted Standard GB/T 6682
Regulation (derived from) AQSIQ notification issued in 2014 on the first batch of 230 industry-standard entry-exit inspection and quarantine
Issuing agency(ies) General Administration of Customs
Summary This Standard specifies the pressure-sensitive high performance liquid chromatographic method in the antioxidant D. This Standard applies to the determination of the pressure-sensitive adhesive in antioxidant D.

SN/T 3817-2014: Determination of N-phenyl-2-naphthylamine in pressure sensitive adhesive - High performance liquid chromatography




---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
(Determination of the antioxidant D- sensitive adhesive - liquid chromatography) People's Republic of China Entry-Exit Inspection and Quarantine Standards Determination of pressure sensitive adhesive of antioxidant D High Performance Liquid Chromatography Issued on. 2014-01-13 2014-08-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. People's Republic of China Shandong CIQ. The main drafters of this standard. Ye Xi Wen, Xu Qin, Rui Zong, Luo Xin, Zhang Shuai. Determination of pressure sensitive adhesive of antioxidant D High Performance Liquid Chromatography

1 Scope

This standard specifies a high performance liquid chromatographic method antioxidant D in the pressure-sensitive adhesive. This standard applies to the determination of the pressure-sensitive adhesive in antioxidant D.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 6682 analytical laboratory use specifications and test methods (ISO 3696)

3 Method summary

Sample was dissolved in ethyl acetate ultrasound with methanol to precipitate the polymer, the supernatant was filtered, measured by HPLC, external standard, Liquid chromatography - mass spectrometry confirmed positive.

4 Reagents and materials

Unless otherwise specified, use only analytical reagent. The water used in line with GB/T 6682 provided a water. 4.1 Methanol. chromatographically pure. 4.2 ethyl acetate. chromatography. 4.3 acetonitrile. chromatography. 4.4 antioxidant D (N- phenyl-2-naphthylamine, CAS number. 135-88-6). Purity ≥97%. 4.5 standard stock solution (1000mg/L). Weigh accurately antioxidant D standard 0.05g (accurate to 0.1mg) in 50mL volumetric flask Dissolved in methanol (4.1) and dilute to the mark, placed 4 ℃ refrigerator spare. 4.6 standard solution. required standard stock solution (4.5) into a standard working solution by diluting the concentration of methanol applicable. Ginseng Test the linear range of 1mg/L ~ 100mg/L. 4.7 The organic phase filter. 0.22μm. 5. Apparatus 5.1 liquid chromatograph. with diode array detector. 5.2 Analysis of balance. a sense of the amount of 0.1mg. 5.3 Centrifuge. the number of revolutions of up to 3000r/min. 5.4 Ultrasonic cleaning. the operating frequency of 40kHz. 5.5 vortex mixer. 5.6 Glass vials. 40mL. ...

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