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GB/T 28209-2023 English PDF

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Q: Should I purchase the latest version GB/T 28209-2023?

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US$509.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 28209-2023: Methods for chemical analysis of borosilicate glasses
Status: Valid

GB/T 28209: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 28209-2023	509	Add to Cart	5 days	Methods for chemical analysis of borosilicate glasses	Valid
GB/T 28209-2011	399	Add to Cart	3 days	Methods for chemical analysis of borosilicate glasses	Obsolete

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Basic data

Standard ID: GB/T 28209-2023 (GB/T28209-2023)
Description (Translated English): Methods for chemical analysis of borosilicate glasses
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: N64
Classification of International Standard: 81.040.01
Word Count Estimation: 26,291
Date of Issue: 2023-03-17
Date of Implementation: 2023-10-01
Older Standard (superseded by this standard): GB/T 28209-2011
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 28209-2023: Methods for chemical analysis of borosilicate glasses

---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.
ICS81:040:01 CCSN64 National Standards of People's Republic of China Replacing GB/T 28209-2011 Chemical analysis method of borosilicate glass Released on 2023-03-17 2023-10-01 implementation State Administration for Market Regulation Released by the National Standardization Management Committee

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 2 4 Instruments and equipment 2 5 Reagent or material 4 6 samples 8 7 Reagent titration and spectrophotometry 8 7:1 Determination of silica content 8 7:2 Determination of diboron trioxide content 9 7:3 Determination of Al2O3 Content 9 7:4 Determination of calcium oxide content 11 7:5 Determination of magnesium oxide content 12 7:6 Determination of ferric oxide content 13 7:7 Determination of potassium oxide content, sodium oxide content and lithium oxide content 14 8 Atomic Absorption Spectroscopy (Atomic Absorption Spectrophotometry) 14 8:1 Determination of calcium oxide content, magnesium oxide content, potassium oxide content, sodium oxide content and lithium oxide content 14 8:2 Determination of zinc oxide content, barium oxide content, strontium oxide content and manganese dioxide content 16 9 Inductively coupled plasma emission spectrometry 17 9:1 Preparation of standard series solutions 17 9:2 Determination step 17 9:3 Calculation of results 18 9:4 Precision 18 10 X-ray fluorescence spectrometry 19 Appendix A (Normative) Determination of chemical composition of borosilicate glass by X-ray fluorescence spectrometry 20

foreword

This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules for Standardization Documents" drafting: This document replaces GB/T 28209-2011 "Methods for Chemical Analysis of Borosilicate Glass": Compared with GB/T 28209-2011, except for the In addition to structural adjustments and editorial changes, the main technical changes are as follows: --- Changed the definition of "reagent blank solution" (see 3:1, 3:3 of the:2011 edition); --- Deleted the terms and definitions of "allowable difference" and "solution" (see 3:1, 3:2 of the:2011 edition); --- Changed the scope (see Chapter 1, Chapter 1 of the:2011 edition); --- Changed the instruments, equipment and utensils (see Chapter 4, Chapter 5 of the:2011 edition); --- Changed the reagents (see Chapter 5, Chapter 4 of the:2011 edition); --- Changed the determination of silica content (see 7:1, 7:1 of the:2011 edition); --- Changed the determination of boron trioxide content (see 7:2, 7:2 of the:2011 edition); --- Changed the determination of aluminum oxide content (see 7:3, 7:3 of the:2011 edition); --- Changed the determination of calcium oxide content (see 7:4, 7:4 of the:2011 edition); --- Changed the determination of magnesium oxide content (see 7:5, 7:5 of the:2011 edition); --- Changed the determination of ferric oxide content (see 7:6, 7:6 of the:2011 edition); --- Changed the determination of potassium oxide content and sodium oxide content, and increased the determination of lithium oxide content (see 7:7, 7:7 of the:2011 edition); --- Error analysis has been deleted (see Chapter 8 of the:2011 edition); --- Added atomic absorption spectrometry (atomic absorption spectrophotometry) (see Chapter 8); --- Added inductively coupled plasma emission spectrometry (see Chapter 9); --- Increased X-ray fluorescence spectrometry (see Chapter 10): Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents: This document is proposed by China National Light Industry Council: This document is under the jurisdiction of the National Standardization Technical Committee for Glass Instruments (SAC/TC178): This document was drafted by: Beijing Institute of Drug Packaging Materials Inspection, Shandong Linuo Special Glass Co:, Ltd:, Cangzhou Four Star Glass Co:, Ltd: Co:, Ltd:, Shandong Pharmaceutical Glass Co:, Ltd:, Ningbo Zhengli Pharmaceutical Packaging Co:, Ltd: The main drafters of this standard: Yuan Chunmei, Zhang Haixiang, Song Xiaolong, Yuan Hengxin, Yu Chunmei, Yang Wenya, Hou Zeng, Qu Cuijuan, Zhang Jinyun, Wang Wensong: This document was first published in:2011, and this is the first revision: Chemical analysis method of borosilicate glass

1 Scope

This document describes methods for the chemical analysis of the major constituents in borosilicate glasses, including reagent titration and spectrophotometric methods, atomic absorption Spectroscopy (atomic absorption spectrophotometry), inductively coupled plasma emission spectrometry and X-ray fluorescence spectrometry: This document is applicable to silica, boron trioxide, aluminum oxide, calcium oxide, magnesium oxide, ferric oxide, potassium oxide, sodium oxide, Lithium oxide, zinc oxide, barium oxide, titanium dioxide, manganese dioxide, arsenic trioxide, antimony trioxide, lead oxide, cadmium oxide, chromium trioxide are Methods for chemical analysis of borosilicate glasses by composition:

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document: Preparation of GB/T 601 Chemical Reagent Standard Titration Solution GB/T 602 Preparation of Standard Solution for Determination of Impurities in Chemical Reagents GB/T 620 Chemical Reagent Hydrofluoric Acid GB/T 622 chemical reagent hydrochloric acid GB/T 623 chemical reagent perchloric acid GB/T 625 Chemical Reagent Sulfuric Acid GB/T 626 Chemical Reagent Nitric Acid GB/T 629 chemical reagent sodium hydroxide GB/T 631 Chemical Reagent Ammonia GB/T 639 chemical reagent anhydrous sodium carbonate GB/T 646 Chemical Reagent Potassium Chloride GB/T 648 chemical reagent potassium thiocyanate GB/T 665 Chemical Reagent Copper(II) Sulfate Pentahydrate (Copper Sulfate) GB/T 672 Chemical Reagent Magnesium Chloride Hexahydrate (Magnesium Chloride) GB/T 676 chemical reagent acetic acid (glacial acetic acid) GB/T 678 Chemical reagent ethanol (absolute ethanol) GB 1253 working reference reagent sodium chloride GB/T 1266 Chemical Reagent Sodium Chloride GB/T 1271 Chemical Reagent Potassium Fluoride Dihydrate (Potassium Fluoride) GB/T 1292 Chemical Reagent Ammonium Acetate GB/T 1294 chemical reagent L( )-tartaric acid GB/T 1397 Chemical Reagent Anhydrous Potassium Carbonate GB/T 1400 Chemical Reagent Hexamethylenetetramine GB/T 1401 Chemical Reagent Disodium EDTA GB/T 1914 Chemical analysis filter paper ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 28209-2023_English be delivered?

Answer: Upon your order, we will start to translate GB/T 28209-2023_English as soon as possible, and keep you informed of the progress. The lead time is typically 3 ~ 5 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 28209-2023_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 28209-2023_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 28209-2023?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 28209-2023 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.