SN/T 2254-2009 English PDF

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 2254-2009	279	Add to Cart	3 days	Determination of aluminum, silicon, vanadium in residual fuel oils. Inductively coupled plasma atomic emission spectrometry	Obsolete

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Basic data

Standard ID: SN/T 2254-2009 (SN/T2254-2009)
Description (Translated English): Determination of aluminum, silicon, vanadium in residual fuel oils. Inductively coupled plasma atomic emission spectrometry
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: E31
Classification of International Standard: 75.080
Word Count Estimation: 7,759
Date of Issue: 2009-02-20
Date of Implementation: 2009-09-01
Quoted Standard: GB/T 6682
Regulation (derived from): 2009 No. 5 (total 113) Chinese industry standard filing Announcements
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the inductively coupled plasma atomic emission spectrometry residual fuel oil in aluminum, silicon, vanadium content approach. This standard applies to residual fuel oil in aluminum, silicon, vanadium content, detection limit is as follows: Al: 0. 1mg/kg, silicon: 0. 2mg/kg, Vanadium: 0. 1mg/kg.

SN/T 2254-2009: Determination of aluminum, silicon, vanadium in residual fuel oils. Inductively coupled plasma atomic emission 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.
Determination of aluminum, silicon, vanadium in residual fuel oils.Inductively coupled plasma atomic emission spectrometry Exit inspection and quarantine industry standard book People's Republic of China Determination of residual fuel oil in aluminum, silicon, vanadium Inductively coupled plasma atomic emission spectrometry Posted 2009-02-20 2009-09-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

Appendix A of this standard is an informative annex. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. People's Republic of China Guangdong CIQ. The main drafters. Zhang Haifeng, Liangmiao Ling, Zhong Zhiguang, Xiaoda Hui, Tan Zhiyi, Di Cuiping, Zheng Jianguo. This standard is the first release of the entry-exit inspection and quarantine industry standards. Determination of residual fuel oil in aluminum, silicon, vanadium Inductively coupled plasma atomic emission spectrometry

1 Scope

This standard specifies the inductively coupled plasma atomic method for the determination of aluminum, silicon, vanadium content of residual fuel oil emission spectrometry. This standard applies to aluminum, silicon, vanadium content determination of residual fuel oil, the detection limit is as follows. Al. 0.1mg/kg; Si. 0.2mg/kg; V. 0.1mg/kg.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. Laboratory use specifications and test methods GB/T 6682 Analysis

3 Method summary

The samples were microwave ashing, adding flux and burning in a muffle furnace. After cooling, tartaric acid - hydrochloric acid solution to dissolve the melt, Test solution by inductively coupled plasma atomic emission spectrometer.

4 Reagents

Unless otherwise indicated, using analytical grade reagents and confirm compliance with GB/T 6682 in the secondary water requirements in the analysis only. 4.1 dilithium tetraborate. 4.2 lithium fluoride. 4.3 tartaric acid. 4.4 Flux. 90% (mass fraction) dilithium tetraborate and 10% (by mass) of a mixture of lithium fluoride. 4.5 nitric acid (ρ = 1.42g/mL). 4.6 hydrochloric acid (ρ = 1.19g/mL). 4.7 tartaric acid - hydrochloric acid solution. 5g tartaric acid dissolved in 40mL of concentrated hydrochloric acid, water volume to 1000mL. 4.8 stock standard solution (available from National Standards Centre). 4.8.1 Aluminum stock standard solution (1000μg/mL). 4.8.2 Vanadium standard solution (1000μg/mL). 4.8.3 Silicon standard stock solution (500μg/mL).

5 Equipment

5.1 Inductively coupled plasma atomic emission spectrometer. 5.2 Microwave ashing furnace. temperature program can be carried out using a temperature range of room temperature ~ 1200 ℃, temperature sensing the amount of ± 1 ℃. 5.3 muffle furnace. and can be heated to a constant at 925 ℃ ± 25 ℃. 5.4 Platinum crucible. Capacity 30mL ~ 50mL. Step 6 Analysis 6.1 Sample Preparation Heating fluid into the specimen, shake, take 100mL beaker, slightly cooled liquid to remain under state for weighing. ......

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