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GB/T 24214-2009 English PDF

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US$139.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 24214-2009: Quick determination method of water content in coal tar
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 24214-2009	139	Add to Cart	3 days	Quick determination method of water content in coal tar	Valid

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Basic data

Standard ID: GB/T 24214-2009 (GB/T24214-2009)
Description (Translated English): Quick determination method of water content in coal tar
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G18
Classification of International Standard: 71.080
Word Count Estimation: 6,643
Date of Issue: 2009-07-08
Date of Implementation: 2010-04-01
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 principle of determination of moisture in coal tar, specimens taken, test results calculated and experimental error, instruments and reagents, test procedure. This standard applies to the determination of moisture in high temperature coal tar.

GB/T 24214-2009: Quick determination method of water content in coal tar

---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.
Quick determination method of water content in coal tar ICS 71.080 G18 National Standards of People's Republic of China Rapid Determination of Moisture coal tar 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. Shanxi Coking Co., Ltd., Metallurgical Industry Information Standards Institute. The main drafters of this standard. Lu Qing, Zhang Jianzhong, Zhu Lin Cai, Wangyue Ying, Sun Wei, Zhao Bao hair, Xu Hongping. Rapid Determination of Moisture coal tar Warning. This product is flammable toxic and trial process operation should make the appropriate protection. Test methods used in toxic reagents, The operator must be careful.

1 Scope

This standard specifies the principles of determination of moisture in coal tar, take samples, instruments and reagents, test procedures, test results and test calculation error. This standard applies to the determination of moisture in coal tar.

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 GB/T 8170 repair value expressed about the rules and limit values \u200b\u200band judgment

3 PRINCIPLE OF THE METHOD

Calcium carbide and coal tar sample by mixing, stirring constantly under conditions in which water reacts with the calcium carbide acetylene amount Trachea collect, calculate the moisture content according to the volume of gas produced. Chemical reaction equation. CaC2 + 2H2O = Ca (OH) 2 + C2H2 ↑ 4 instruments, reagents and materials 4.1 Instrument 4.1.1 gas generating bottle. made of hard glass, flat, grinding mouth, the volume of 250mL, with the number 9 stopper. 4.1.2 The amount of the trachea. 500mL, dividing the value of 5mL. 4.1.3 Weighing carbide tube. volume of about 5mL. 4.1.4 ordinary glass thermometer. 0 ℃ ~ 100 ℃, dividing the value of 1 ℃. 4.1.5 Buffer Bottle. 500mL. 4.1.6 standard bottle. 500mL. 4.1.7 scales. dividing the value of 0.01g. 4.1.8 Magnetic Stirrer. having a heating function, stirring speed controllable. 4.2 Reagents and materials The reagents used in the absence of other specified requirements, refer to analytical reagent. 4.2.1 Calcium carbide. gas evolution (L/kg) ≥300, particle size < 0.2mm. 4.2.2 toluene. AR. 4.2.3 Medical cotton wool. 4.2.4 Glass (connection). 4.2.5 latex tube (connection).

5 samples taken

Samples were taken according to GB/T 1999 regulations. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 24214-2009_English be delivered?

Answer: Upon your order, we will start to translate GB/T 24214-2009_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 24214-2009_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 24214-2009_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.