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SN/T 2936-2011: Determination of phenols preservatives in coatings for import and export. High performance liquid chromatography
Status: Valid
| Std ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status |
| SN/T 2936-2011 | English | 209 |
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Determination of phenols preservatives in coatings for import and export. High performance liquid chromatography
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Standard similar to SN/T 2936-2011 HJ 2537 | HJ 2515 | GB/T 3186 | SN/T 5695 | SN/T 5259 | SN/T 2935 | Basic data | Standard ID | SN/T 2936-2011 (SN/T2936-2011) | | Description (Translated English) | Determination of phenols preservatives in coatings for import and export. High performance liquid chromatography | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | G51 | | Classification of International Standard | 87.040 | | Word Count Estimation | 8,814 | | Date of Issue | 2011-05-31 | | Date of Implementation | 2011-12-01 | | Quoted Standard | GB/T 6682 | | Regulation (derived from) | National-Quality-Inspection-accreditation (2011) 291 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the waterborne coatings pentachlorophenol and its sodium salt, 2. 3, 5, 6-TETRACHLOROPHENOL, phenol and sodium content of high-performance liquid chromatographic method of ortho-phenyl. This standard applies to waterborne coatings five nitrogen phenol and sodium, 2, 3, 5, 6-TETRACHLOROPHENOL, determination of o-phenylphenol and its sodium salt. | SN/T 2936-2011: Determination of phenols preservatives in coatings for import and export. 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 phenols preservatives in coatings for import and export.High performance liquid chromatography
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Determination of the import and export of phenolic water-based paint Fungicides
High Performance Liquid Chromatography
Issued on. 2011-05-31
2011-12-01 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, Shenzhen People's Republic of China Entry-Exit Inspection and
Quarantine Bureau.
The main drafters of this standard. Cattle Zengyuan, Ye Xi Wen, Chen Shan, Luo Xin, Wang Xin, Xu Hui, Li Xin Tian.
Determination of the import and export of phenolic water-based paint Fungicides
High Performance Liquid Chromatography
1 Scope
This standard specifies the waterborne coatings pentachlorophenol and its sodium salt, 2,3,5,6-tetrachloro-phenol, o-phenylphenol and its sodium salt content efficiently
Liquid chromatographic method.
This standard applies to waterborne coatings pentachlorophenol and its sodium salt, 2,3,5,6-tetrachloro-phenol, o-phenylphenol was measured and its sodium salt.
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 (GB/T 6682-2008, ISO 3696. 1987, MOD)
3 Method summary
Samples with methanol extraction and membrane filtration, HPLC, external standard.
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 pentachlorophenol (PCP). Purity ≥99% (CAS Number. 87-86-5).
4.3 2,3,5,6-tetrachloro-phenol (2,3,5,6-TeCP). Purity ≥99% (CAS number. 935-95-5).
4.4 o-phenylphenol (OPP). Purity ≥99% (CAS Number. 90-43-7).
4.5 ammonium acetate.
4.6 ammonium acetate solution. 10mmol/L.
4.7 standard stock solution. namely, accurately weighed amount of various phenolic standards, prepared in methanol at a concentration of 1000μg/mL standard
Reserve liquid, brown bottle, refrigerated.
4.8 mixed standard working solution. methanol standard stock solution (4.7) stepwise diluted concentrations of mixed standard applicable work needed
Solution. Curve linear range (0.5 ~ 250) μg/mL, valid for two months.
5. Apparatus
5.1 High performance liquid chromatograph. with diode array detector.
5.2 Analysis of balance. a sense of the amount of 0.1mg.
5.3 Ultrasonic cleaning. the operating frequency of 40kHz.
5.4 centrifuge.
5.5 tube. 5mL.
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