GB/T 1397-2015 English PDF

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GB/T 1397-2015: Chemical reagent -- Potassium carbonate anhydrous
Status: Valid

GB/T 1397: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 1397-2015	189	Add to Cart	3 days	Chemical reagent -- Potassium carbonate anhydrous	Valid
GB/T 1397-1995	279	Add to Cart	3 days	Chemical reagent. Potassium carbonate	Obsolete
GB 1397-1978	199	Add to Cart	2 days	Chemical reagents--Potassium carbonate	Obsolete

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Basic data

Standard ID: GB/T 1397-2015 (GB/T1397-2015)
Description (Translated English): Chemical reagent -- Potassium carbonate anhydrous
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G62
Classification of International Standard: 71.040.30
Word Count Estimation: 9,918
Date of Issue: 2015-07-03
Date of Implementation: 2016-02-01
Older Standard (superseded by this standard): GB/T 1397-1995
Quoted Standard: GB/T 601; GB/T 602; GB/T 603; GB/T 609; GB/T 610-2008; GB/T 6682; GB/T 9723-2007; GB/T 9728; GB/T 9729; GB/T 9734-2008; GB/T 9738; GB/T 9739; GB 15346; HG/T 3484; HG/T 3921
Adopted Standard: ISO 6353-3-1987, NEQ
Regulation (derived from): National Standard Announcement 2015 No.22
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 chemical reagents traits of anhydrous potassium carbonate, specification, testing, inspection rules and packaging, storage, transportation and signage. This Standard applies to chemical agent testing of anhydrous potassium carbonate.

GB/T 1397-2015: Chemical reagent -- Potassium carbonate anhydrous

---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.
Chemical reagent. Potassium carbonate anhydrous ICS 71.040.30 G62 National Standards of People's Republic of China Replacing GB/T 1397-1995 Chemicals anhydrous potassium carbonate (ISO 6353-3. 1987, Reagentsforchemicalanalysis- Part 3. Specifications-Secondseries, NEQ) Issued on. 2015-07-03 2016-02-01 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 1397-1995 "chemical reagents potassium carbonate," compared with the GB/T 1397-1995 Technical Changes as follows. --- Standard name "potassium" to "anhydrous potassium carbonate"; --- Clarity test specifications by a "qualified" to "2", "3", "5" (see Chapter 4, 1995, version 3.2); --- Project name "drying loss" to "loss on ignition" (see Chapter 4, 55, 1995 edition of 3.2,4.2.3.); --- Adjust the amount of sodium sampling measurement (see 510, 1995 version 4.2.8.); --- Modify the determination of iron (see 514, 1995 edition of 4.2.12.); --- Improved copper, lead two of the measuring method (see 515, 517, 1995 edition 4.2.13,4.2.15.); --- Adjustment packaging and signs (see Chapter 7, Chapter 6, 1995 edition). The standard reference method using redrafted ISO 6353-3. 1987 "Chemicals - Part 3. Specification 2 of the series" The R76 "carbon Potassium "preparation, and ISO 6353-3. 1987 is non-equivalent. The standard proposed by China Petroleum and Chemical Industry Association. This standard by the National Standardization Technical Committee Chemistry (SAC/TC63) centralized. This standard was drafted. Guangzhou Chemical Reagent Factory. The main drafters of this standard. Fu Qionglian, Chenjuan Hua, Xiang Zhang Jun, Dou Huang Hai. This standard replaces the standards previously issued as follows. --- GB/T 1397-1978, GB/T 1397-1995. Chemicals anhydrous potassium carbonate

1 Scope

This standard specifies the chemical reagents traits of anhydrous potassium carbonate, specification, testing, inspection rules, packaging, storage, transportation and signage. This standard applies to chemical agents anhydrous potassium carbonate test. Molecular formula. K2CO3 Molecular weight. 138.20 (according to 2011 international relative atomic mass)

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. Preparation of GB/T 601 chemical reagent standard titration solution Preparation of standard solution of GB/T 602 Determination of impurities in chemical reagents GB/T 603 chemical reagent in test methods - Preparations with GB/T 609 chemical reagent - General method for determination of total nitrogen GB/T 610-2008 General method for determination of arsenic chemical reagents Laboratory use specifications and test methods GB/T 6682 Analysis GB/T 9723-2007 Chemicals flame atomic absorption spectrometry General GB/T 9728 General method for determination of chemical reagents sulfate GB/T 9729 General method for determination of chloride Chemicals General method for determination of GB/T 9734-2008 aluminum Chemicals GB/T 9738 Determination of water insoluble chemical reagent - General method GB/T 9739 General method for determination of iron chemical reagents GB 15346 chemical reagent packaging and marking HG/T 3484 standard chemical reagents glass emulsion and clarity standards HG/T 3921 Chemicals sampling and acceptance rules

3 Characters

This reagent is white powder or granules, deliquescent, soluble in water.

4 Specification

Of anhydrous potassium carbonate as shown in Table 1. ......

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