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Determination of phthalic acid esters in pressure sensitive adhesive - High performance liquid chromatography-mass spectrometry
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Basic data
| Standard ID | SN/T 3818-2014 (SN/T3818-2014) |
| Description (Translated English) | Determination of phthalic acid esters in pressure sensitive adhesive - High performance liquid chromatography-mass spectrometry |
| Sector / Industry | Commodity Inspection Standard (Recommended) |
| Word Count Estimation | 9,939 |
| 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 adhesive dimethyl phthalate, diethyl phthalate, di-iso-butyl phthalate, dibutyl phthalate, butyl benzyl phthalate, bis (2-ethylhexyl) phthalate, di-n-octyl phthalate, diisononyl phthalate, diisodecyl phthalat |
Similar standards
SN/T 5268|SN/T 3818-2014: Determination of phthalic acid esters in pressure sensitive adhesive - High performance liquid chromatography-mass spectrometry
---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.
(Pressure Sensitive phthalate esters - Determination - liquid chromatography - mass spectrometry)
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Determination of pressure sensitive adhesive phthalates
Liquid Chromatography - Mass Spectrometry
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, Niu Zengyuan, Luo Xin, Zhang Qingzhi.
Determination of pressure sensitive adhesive phthalates
Liquid Chromatography - Mass Spectrometry
1 Scope
This standard specifies the pressure sensitive adhesive dimethyl phthalate, diethyl phthalate, di-iso-butyl phthalate
Dibutyl phthalate, butyl benzyl phthalate, di (2-ethylhexyl) phthalate, di-n-octyl phthalate, diisononyl
Phthalate, diisodecyl phthalate liquid chromatography - mass spectrometry.
This standard applies to the determination of the pressure sensitive adhesive of 9 phthalates.
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, filtered supernatant by liquid chromatography - mass spectrometer and validation, external standard
Statutory amount.
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 dimethyl phthalate (DMP, CAS number. 131-11-3). purity ≥99.5%.
4.5 diethyl phthalate (DEP, CAS number. 84-66-2). purity ≥99.0%.
4.6 isobutyl phthalate (DIBP, CAS number. 84-69-5). purity ≥98.7%.
4.7 dibutyl phthalate (DBP, CAS number. 84-74-2). purity ≥99.0%.
4.8 phthalate, butyl benzyl phthalate (BBP, CAS Number. 85-68-7). purity ≥97.2%.
4.9 bis (2-ethylhexyl) phthalate (DEHP, CAS Number. 117-81-7). purity ≥99.5%.
4.10 phthalate, di-n-octyl phthalate (DNOP, CAS number. 117-84-0). purity ≥99.5%.
4.11 diisononyl phthalate (DINP, CAS number. 28553-12-0). purity ≥99.5%.
4.12 diisodecyl phthalate (DIDP, CAS number. 26761-40-0). purity ≥99.5%.
4.13 standard stock solution (1000mg/L). Weigh accurately phthalate standards 0.05g (accurate to 0.1mg) in 50mL capacity
Flask were dissolved in methanol (4.1) and dilute to the mark, placed 4 ℃ refrigerator spare.
4.14 matrix standard solution. samples of phthalate-free extract was prepared in accordance with 6.2 negative samples of different matrices. Minute
Do not accurately Pipette 9 standard stock solution (4.13) in the same flask, with a negative sample extract and diluted to volume. Formulated as a standard solution
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