GB/T 15899-2021 English PDF

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GB/T 15899-2021: Chemical reagent - Manganese sulfate monohydrate
Status: Valid

GB/T 15899: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 15899-2021	199	Add to Cart	3 days	Chemical reagent - Manganese sulfate monohydrate	Valid
GB/T 15899-1995	239	Add to Cart	3 days	Chemical reagent. Manganese sulfate monohydrate	Obsolete

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Basic data

Standard ID: GB/T 15899-2021 (GB/T15899-2021)
Description (Translated English): Chemical reagent - Manganese sulfate monohydrate
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G62
Word Count Estimation: 10,141
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 15899-2021: Chemical reagent - Manganese sulfate monohydrate

---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 - Manganese sulfate monohydrate ICS 71.040.30 CCSG62 National Standards of People's Republic of China Replace GB/T 15899-1995 Chemical reagent manganese sulfate monohydrate (manganese sulfate) Released on 2021-08-20 2022-03-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

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 of Standardization Documents" Drafting. This document replaces GB/T 15899-1995 "Chemical Reagent Manganese Sulfate Monohydrate (Manganese Sulfate)", compared with GB/T 15899-1995, In addition to structural adjustments and editorial changes, the main technical changes are as follows. ---The technical requirements and determination methods of the content have been changed, and the analytical pure technical requirements have been adjusted from "≥99.0%" to "99.0%~ 101.0%"; the chemically pure technical requirements are adjusted from "≥98.0%" to "98.0%~101.0%" (see Chapter 5, 6.2,.1995 edition 3.1, 4.1); --- Added seven technical requirements and measurement methods for loss on ignition, sodium, magnesium, potassium, calcium, copper, and lead (see Chapter 5, 6.3, 6.6, 6.7, 6.8, 6.9, 6.12, 6.14); ---The technical requirements for nickel have been changed, and the analytical pure technical requirements have been increased from "≤0.02%" to "≤0.002%"; chemical pure technology has been added Requirements (see Chapter 5, 3.2 of the.1995 edition); ---The technical requirements for zinc are changed, and the analytical pure technical requirements are increased from "≤0.02%" to "≤0.005%"; the chemical pure technical requirements are changed from "≤0.05%" is increased to "≤0.01%" (see Chapter 5, 3.2 of the.1995 edition); --- Two technical requirements and measurement methods for heavy metals and non-precipitating ammonium sulfide (calculated as sulfate) have been deleted (see 3.2, 4.2.6, 4.2.7); ---Change the inspection rules (see Chapter 7, Chapter 5 of the.1995 edition); ---Changed the packaging and markings (see Chapter 8, Chapter 6 of the.1995 edition). Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents. This document was proposed by the China Petroleum and Chemical Industry Federation. This document is under the jurisdiction of the Chemical Reagent Subcommittee of the National Chemical Standardization Technical Committee (SAC/TC63/SC3). This document was drafted by. Xilong Science Co., Ltd., Beijing Chemical Reagent Research Institute Co., Ltd., Shantou City, Guangdong Province Metrology Supervision and Testing Institute. The main drafters of this document. Xu Guozhong, Yang Peitian, Wu Mujian, Han Baoying, Wang Yuhua, Zhao Jifei, Lin Xiuzhen, She Lajiao, Zheng Zengyao, Chen Zeping. The previous versions of this document and the documents replaced are as follows. ---In.1995, it was first published as GB/T 15899-1995; ---This is the first revision. Chemical reagent manganese sulfate monohydrate (manganese sulfate)

1 Scope

This document specifies the technical requirements, test, inspection rules, packaging and marking of the chemical reagent manganese sulfate monohydrate (manganese sulfate). This document is applicable to the inspection of the chemical reagent manganese sulfate monohydrate (manganese sulfate). Molecular formula. MnSO4·H2O Relative molecular mass. 169.01 (according to.2018 international relative atomic mass) CAS Number. 10034-96-5

2 Normative references

The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to This document. GB/T 601 Preparation of Standard Titration Solution for Chemical Reagents GB/T 602 Preparation of standard solutions for impurity determination of chemical reagents Preparation of preparations and products used in GB/T 603 chemical reagent test method GB/T 6682 Analytical laboratory water specifications and test methods GB/T 9723-2007 General Rules of Flame Atomic Absorption Spectrometry for Chemical Reagents GB/T 9729 General method for determination of chloride in chemical reagents GB/T 9738 General method for determination of water-insoluble matter in chemical reagents GB 15346 Chemical reagent packaging and marking HG/T 3921 Chemical Reagent Sampling and Acceptance Rules

3 Terms and definitions

There are no terms and definitions that need to be defined in this document.

4 traits

This reagent is a pale pink powdery crystal, soluble in water but insoluble in ethanol.

5 Technical requirements

The technical requirements of manganese sulfate monohydrate are shown in Table 1. ......

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