HOME   Cart(0)   Quotation   About-Us Policy PDFs Standard-List
www.ChineseStandard.net Database: 189759 (19 Oct 2025)

GB/T 8331-2008 English PDF

US$78.00 ยท In stock
Delivery: <= 1 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 8331-2008: Determination of bulk density of ion exchange resins in wet state
Status: Valid

GB/T 8331: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 8331-2008English78 Add to Cart 1 days [Need to translate] Determination of bulk density of ion exchange resins in wet state Valid GB/T 8331-2008
GB/T 8331-1987English239 Add to Cart 2 days [Need to translate] Method for the determination of bulk density for ion exchange resins in wet state Obsolete GB/T 8331-1987

PDF similar to GB/T 8331-2008


Standard similar to GB/T 8331-2008

GB/T 8813   GB/T 9341   GB/T 7141   GB/T 8333   GB/T 8324   

Basic data

Standard ID GB/T 8331-2008 (GB/T8331-2008)
Description (Translated English) Determination of bulk density of ion exchange resins in wet state
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard G31
Classification of International Standard 83.080.01
Word Count Estimation 5,599
Date of Issue 2008-06-30
Date of Implementation 2009-02-01
Older Standard (superseded by this standard) GB/T 8331-1987
Quoted Standard GB/T 5475; GB/T 5476; GB/T 5757; GB/T 6682
Regulation (derived from) National Standard Approval Announcement 2008 No.10 (Total No.123)
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 determination of ion exchange resins in wet density. Determination of apparent density of wet resin This standard applies to all kinds of wet granular ion exchange.

GB/T 8331-2008: Determination of bulk density of ion exchange resins in wet state

---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 bulk density of ion exchange resins in wet state ICS 83.080.01 G31 National Standards of People's Republic of China Replacing GB/T 8331-1987 Resins in wet method for determining the density of ion exchange Posted 2008-06-30 2009-02-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard replaces GB/T 8331-1987 "Determination of apparent density of wet resin ion exchange." Compared with GB/T 8331-1987, this standard text, etc. made editorial changes. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee plastic universal methods and products Club (SAC/TC15/SC4) centralized. This standard is mainly drafted by. Xi'an Thermal Power Research Institute, the National Quality Inspection Center of synthetic resin, winning glory Zhejiang Industrial Co. Shares Company Su Qing water treatment engineering company, Zibo Chemical Co., Ltd. East. The main drafters of this standard. Wang Guang Zhu, Wang Jiandong, Shen Jianhua, Cuihuan Fang, Qian Ping, Di Jinghua. This standard replaces the standards previously issued as follows. --- GB/T 8331-1987. Resins in wet method for determining the density of ion exchange

1 Scope

This standard specifies the method for the determination of ion exchange resins in wet density. Determination of apparent density of wet resin This standard applies to all kinds of wet granular ion exchange.

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 5475 sampling ion exchange resin Resin pretreatment method GB/T 5476 ion exchange Resin Determination for water GB/T 5757 ion exchange Laboratory use specifications and test methods GB/T 6682 Analysis

3 instruments and equipment

3.1 ion exchange resin density meter, as shown in Figure 1. Millimeters Figure 1 density meter ion exchange resins 3.2 Analytical balance, precision 0.1mg.

4 Reagents and solutions

Reagent Water. meet three reagent water GB/T 6682 regulations.

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 8331-2008_English be delivered?

Answer: Upon your order, we will start to translate GB/T 8331-2008_English as soon as possible, and keep you informed of the progress. The lead time is typically in 24 hours. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 8331-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 8331-2008_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 [email protected]. 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 8331-2008?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 8331-2008 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.