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GB/T 2288-2008 English PDF

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US$229.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 2288-2008: Coking products -- Determination of moisture content
Status: Valid

GB/T 2288: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 2288-2008	229	Add to Cart	3 days	Coking products -- Determination of moisture content	Valid
GB/T 2288-1980	239	Add to Cart	2 days	Method for the determination of water content of coal--Carbonization products	Obsolete

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Basic data

Standard ID: GB/T 2288-2008 (GB/T2288-2008)
Description (Translated English): Coking products -- Determination of moisture content
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G18
Classification of International Standard: 71.080
Word Count Estimation: 10,189
Date of Issue: 2008-05-13
Date of Implementation: 2008-11-01
Older Standard (superseded by this standard): GB/T 2288-1980; GB/T 5074-1985; GB/T 6711-1986
Quoted Standard: GB/T 1999; GB/T 2000; GB/T 2289
Regulation (derived from): National Standard Approval Announcement 2008 No.8 (Total No.121)
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 principles of coking products moisture determination, specimens taken, test procedure, , reagents, instrument calculated results, report and precision. This standard applies to the determination of moisture coking products.

GB/T 2288-2008: Coking products -- Determination of moisture content

---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.
Coking products. Determinationof moisture content ICS 71.080 G18 National Standards of People's Republic of China Replacing GB/T 2288-1980, GB/T 5074-1985, GB/T 6711-1986 Coking products Determination of Water Posted 2008-05-13 2008-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard is GB/T 2288-1980 "Determination of Water coking products", GB/T 5074-1985 "coking products moisture content Microcoulometry Determination ", GB/T 6711-1986" Determination "Huang blood sodium salt water on the basis of three criteria, the distillation, constant weight method And determination of Karl Fischer method of moisture combined three coking products as a standard for high-temperature coal tar processed resulting product moisture Determination. This standard replaces GB/T 2288-1980, GB/T 5074-1985, GB/T 6711-1986. This standard and GB/T 2288-1980, GB/T 5074-1985, GB/T 6711-1986 compared to the main changes are as follows. --- Increasing the foreword, normative references, etc; --- Revised the scope of content; --- Increased principle, take the sample requirements, the revised test procedure; --- Revised measurement method, the test procedure for the revision of law capacity, and increases the Karl Fischer reagent water titer repeatability. The standard proposed by China Iron and Steel Association. This standard is under the jurisdiction of Metallurgical Industry Information Standards Institute. Drafting of this standard. Shanghai Baosteel Chemical Co., Ltd., Metallurgical Industry Information Standards Institute. The main drafters of this standard. Lu Hui, Gong Jiaxiang, Qi Xiumei, Luo Yan, Sun Wei. This standard replaces the standards previously issued as follows. --- GB/T 2288-1980; --- GB/T 5074-1985; --- GB/T 6711-1986. Coking products Determination of Water

1 Scope

This standard specifies the principle of coking product moisture measurement, the sample is taken, reagents, instruments, test procedures, the results of the calculation, reporting and fine density. This standard applies to the determination of moisture content of coking products.

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 products light oil sampling methods GB/T 2000 coking products solid sampling methods GB/T 2289 coking viscous oil products sampling methods

3 samples taken

According to GB/T 1999, GB/T 2000 and GB/T 2289 regulations.

4 a distillation method

4.1 Principle Anhydrous solvent, mixing the sample with a quantity of distilled water content was measured, and the mass fraction expressed. 4.2 Reagents 4.2.1 Toluene. anhydrous. 4.2.2 benzene. anhydrous. 4.3 Instrument 4.3.1 retort. \u200b\u200bhard refractory glass, flat or round bottom short neck, the volume of 500mL, the bottleneck has 24/29 standard ground. 4.3.2 cooling pipe. inner tube length of 300mm, 250mm outer tube length of straight cooling tube, the lower end having a diameter of 19/26 standard ground (Figure 1 Shown). 4.3.3 receiving pipe. a volume of 2mL, Subdivision of 0.05mL, maximum error 0.02mL, shown in Figure 2; volume of 10mL, points Scale is 0.1mL, the maximum error is 0.06mL, as shown in Figure 3; volume of 25mL, sub-scale is 0.2mL, the maximum error 0.1mL, as shown in FIG. Each collection tube having an upper end 19/26 standard ground, and the lower end of the cooling pipe standard ground match, receiving manifold The lower end having a diameter of 24/29 standard ground, with the standard retort grinding mouth to match. 4.3.4 scales. a sense of the amount of 0.2g. 4.3.5 cylinder. the volume of 50mL, 100mL. 4.3.6 or gas lamp with stepless electric stove. 4.4 Test procedure 4.4.1 Weigh the sample at room temperature uniformity 100g (weighing accuracy 0.2g) and the amount of toluene 50mL, in a clean, dry distillation flask, fine Heart shake. 4.4.1.1 Determination of moisture when coal tar, solid coumarone, the ground sample weighed 100g less than 13mm, the amount of solvent to 100mL. 4.4.1.2 Determination of crude pyridine light when moisture in benzene as a solvent. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 2288-2008_English be delivered?

Answer: Upon your order, we will start to translate GB/T 2288-2008_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 2288-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 2288-2008_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.

Question 5: Should I purchase the latest version GB/T 2288-2008?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 2288-2008 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.