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GB/T 38279-2019Technical specification of auxiliary material for lead-acid batteries (English PDF)

铅酸蓄电池用辅料技术规范

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 10, 2019

Implementation date

July 1, 2020

Scope

GB/T 38279-2019 is the English-translated version of 铅酸蓄电池用辅料技术规范.

GB/T 38279-2019 is the Chinese standard "Technical specification of auxiliary material for lead-acid batteries". Its scope clause reads: This standard specifies the technical index requirements, test methods, inspection rules, marking, packaging, transportation and storage of auxiliary materials for lead-acid batteries Claim.

This standard applies to auxiliary materials such as barium sulfate, sodium lignosulfonate, humic acid, short fiber and carbon black used in lead-acid batteries, as well as a variety of monomers Compound auxiliary material prepared by auxiliary preparation. Its clauses include requirements.

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Document preview — GB/T 38279-2019

National Standard of the People's Republic of China

ICS: 29.220.20
Classification: K 84

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword I
1 Scope
2 Normative references
3 Requirement
4 Test method
5 Inspection rules
6 Signs, packaging, transportation and storage

1 Scope

This standard specifies the technical index requirements, test methods, inspection rules, marking, packaging, transportation and storage of auxiliary materials for lead-acid batteries

Claim.

This standard applies to auxiliary materials such as barium sulfate, sodium lignosulfonate, humic acid, short fiber and carbon black used in lead-acid batteries, as well as a variety of monomers

Compound auxiliary material prepared by auxiliary preparation.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article

Pieces. For the cited documents without date, the latest version (including the amendments) applies to this document.

GB/T 191-2008 Graphic symbol for packaging, storage and transportation

GB/T 2899-2017 Industrial precipitated barium sulfate

GB/T 6679-2003 General rules for sampling of solid chemical products

GB/T 6682-2008 Specification and test method for analyzing laboratory water

GB/T 19077-2016 Particle size analysis laser diffraction method

HG/T 3589-1999 Humic acid for lead-acid batteries

3 Requirements

3.1

The technical indicators of barium sulfate (BaSO4) should meet the requirements of Table 1.

Table 1 Technical indicators of barium sulfate (BaSO4)

Project indicators

Appearance white powder

Barium sulfate (on a dry basis)

>=98.0

105 °C volatiles

<=0.3

Iron (Fe)

<=0.004

Chlorine (Cl)

<=0.01 pH (100g/L suspension) 6.0 ~ 9.0

Particle size requirements

µm

D90 <=3.5

D50 <=1.5

D25 <=1.0 […]

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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