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GB/T 8770-2014 English PDF

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Q: Should I purchase the latest version GB/T 8770-2014?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 8770-2014 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.

US$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 8770-2014: Determination of dynamic adsorbed water for molecular sieve
Status: Valid

GB/T 8770: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 8770-2014	189	Add to Cart	3 days	Determination of dynamic adsorbed water for molecular sieve	Valid
GB/T 8770-1988	199	Add to Cart	2 days	Determination of dynamic adsorbed water for molecular sieve	Obsolete

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Basic data

Standard ID: GB/T 8770-2014 (GB/T8770-2014)
Description (Translated English): Determination of dynamic adsorbed water for molecular sieve
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G85
Classification of International Standard: 71.040.40
Word Count Estimation: 8,84
Date of Issue: 12/5/2014
Date of Implementation: 2/7/2015
Older Standard (superseded by this standard): GB/T 8770-1988
Quoted Standard: GB/T 6682
Regulation (derived from): Announcement of Newly Approved National Standards 2014 No. 27
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 method for determination of molecular sieve adsorption of nitrogen shaped product stream of water, a molded product dynamic water adsorption and determination of dynamic water adsorption rate of molecular sieve. This standard a

GB/T 8770-2014: Determination of dynamic adsorbed water for molecular sieve

---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 dynamic adsorbed water for molecular sieve ICS 71.100.99 G85 National Standards of People's Republic of China Replacing GB/T 8770-1988 Zeolite dynamic water adsorption measurement method Issued on. 2014-12-05 2015-02-07 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard replaces GB/T 8770-1988 "molecular sieve dynamic water adsorption measurement method", compared with the GB/T 8770-1988 Technical Changes are as follows. --- Cancel the size requirements of the sample, the measurement conditions close to the conditions conditions of use; --- Changing the feed gas adsorption temperature and humidity, a simple measurement method. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee fertilizer and soil conditioner molecular sieve Technical Committee (SAC/TC105/SC6) Centralized. This standard was drafted. Shanghai Chemical Industry Research Institute, Shanghai Green New Materials Co., Ltd. strong. The main drafters of this standard. Zhu Lin, Wang Pengfei, Tang Qi, Gu Yan, Zhou Yongxian, He Shaopeng, Jiang Wei, Shang according to Cong. This standard replaces the standards previously issued as follows. --- GB/T 8770-1988. Zeolite dynamic water adsorption measurement method

1 Scope

This standard specifies the method for determination of molecular sieve shaped product moisture adsorption nitrogen flow, a dynamic water adsorption zeolite shaped product Quantity and dynamics of water adsorption rate measurement method. This standard applies to all types of granular molecular sieve.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. Laboratory use specifications and test methods GB/T 6682 Analysis

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Zeolite dynamic water adsorption dynamicwatercapacityofmolecularsieve Molecular sieve adsorption unit mass of water in a stream of nitrogen to bed when penetration (dew point. -50 ℃) adsorption capacity. 3.2 Zeolite dynamic water adsorption rate dynamicwaterabsorptionrateofmolecularsieve Dynamic water per unit mass of molecular sieve adsorption and molecular sieve adsorption time to penetrate (dew point. -50 ℃) ratio of absorption time.

4 Instruments

4.1 All testing equipment, instruments should be qualified measurement, and within the validity period. Its accuracy should meet the requirements in Table 1. Table 1 test equipment, instruments and precision Name Accuracy Thermometer ± 1 ℃ Rotameter 4 Dewpoint meter ± 3 ℃ A sense of the amount of 0.1mg analytical balance ± 5 ℃ resistance furnace 4.2 All test equipment, instrumentation installation, use should be consistent with the use of the provisions of the relevant instruments and meters. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 8770-2014_English be delivered?

Answer: Upon your order, we will start to translate GB/T 8770-2014_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 8770-2014_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 8770-2014_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 8770-2014?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 8770-2014 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.