GB/T 24206-2009 English PDF

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GB/T 24206-2009: Determination of crystallized matter at 15 Celsius of washing oil
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 24206-2009	169	Add to Cart	3 days	Determination of crystallized matter at 15 Celsius of washing oil	Valid

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Basic data

Standard ID: GB/T 24206-2009 (GB/T24206-2009)
Description (Translated English): Determination of crystallized matter at 15 Celsius of washing oil
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G18
Classification of International Standard: 71.080.90
Word Count Estimation: 7,740
Date of Issue: 2009-07-08
Date of Implementation: 2010-04-01
Quoted Standard: GB/T 1999
Regulation (derived from): National Standard Approval Announcement 2009 No.9 (Total No.149)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the wash oil 15��C crystals measuring principle, instrument, sampling, analysis step, report the results. This standard applies to the determination of the resulting high temperature coal tar washing oil fractionation 15��C crystalline substance.

GB/T 24206-2009: Determination of crystallized matter at 15 Celsius of washing oil

---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 crystallized matter at 15 Celsius of washing oil ICS 71.080.90 G18 National Standards of People's Republic of China Determination of oil 15 ℃ crystals wash Posted 2009-07-08 2010-04-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

The standard proposed by China Iron and Steel Association. This standard is under the jurisdiction of the National Steel Standardization Technical Committee. This standard was drafted. Benxi Iron and Steel (Group) Co., Ltd., Metallurgical Industry Information Standards Institute. The main drafters of this standard. Li Jingyi, Sun Haiying, Xu Dian, Qinbao Wu, Jia Hongxin. Determination of oil 15 ℃ crystals wash Warning. Use of this standard shall have a person experiences regular lab work. This standard does not point out all possible security issues. Users are responsible for the use of appropriate safety and health practices and to ensure compliance with the conditions relevant national regulations.

1 Scope

This standard specifies the determination principle of wash oil 15 ℃ crystals, apparatus, sampling, analysis step, the results of the report. This standard applies to the determination of the resulting high temperature distillation of coal tar washing oil crystals of 15 ℃.

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. GB/T 1999 coking oil products sampling methods Principle 3 The wash oil holding 30min at 15 ℃ to observe any crystallization.

4 Instrument

Beaker. Capacity 500mL. Thermometer. Temperature range 0 ℃ ~ 100 ℃, sub-grid value 1 ℃. Water bath. to maintain a temperature of 15 ℃ ± 1 ℃.

5 Sampling

Samples taken by GB/T 1999 regulations. Step 6 Analysis Even weighed sample of about 300mL beaker, placed in 15 ℃ ± 1 ℃ water bath, stirring with a thermometer, and at 15 ℃ ± 1 ℃ Holding 30min, 10min to the last stop stirring. The sample was then slowly poured into another beaker, when the inverted sample, carefully observe the original cup Have Beibi and bottom crystals appear.

7 Results Report

According to pour a sample when observed in the original bottom of the cup or the cup wall or without crystals, the report with or without crystals. ......

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