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GB/T 33385-2016Flame retardant chemical - Brucite (English PDF)

阻燃化学品水镁石

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 30, 2016

Implementation date

April 1, 2017

Scope

GB/T 33385-2016 is the English-translated version of 阻燃化学品水镁石.

GB/T 33385-2016 is the Chinese standard "Flame retardant chemical - Brucite". Its scope clause reads: This standard specifies the requirements, test methods, inspection rules, marking, labeling, packaging, transportation and storage of flame-retardant chemicals brucite.

This standard applies to the brucite ore after crushing and processing of powder-like flame retardant with brucite. Its clauses include normative reference documents; request.

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Document preview — GB/T 33385-2016

National Standard of the People's Republic of China

ICS: 83.040.30
Classification: G 85

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

1 Scope
2 normative reference documents
3 request
3.1 appearance
3.2 Physical and chemical indicators

1 Scope

This standard specifies the requirements, test methods, inspection rules, marking, labeling, packaging, transportation and storage of flame-retardant chemicals brucite.

This standard applies to the brucite ore after crushing and processing of powder-like flame retardant with brucite.

2 normative reference documents

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

Pieces. For undated references, the latest edition (including all modifications) applies to this document.

GB/T 191 packaging and storage icon

Preparation of standard titration solution for GB/T 601 chemical reagents

GB/T 602 Preparation of standard solutions for the determination of impurities in chemical reagents

Preparation of preparations and preparations for use in the test methods for chemical reagents GB/T 603

GB/T 3049 General method for determination of iron content in chemical products - phenanthroline spectrophotometric method

GB/T 6003.1-2012 Technical specifications and tests for test sieves - Part 1. Test screen for wire braid

General method for determination of moisture in chemical products - Drying reduction method GB/T General rules for sampling of chemical products GB/T GB/T 6682 Analysis of experimental water specifications and test methods

Representation and Judgment of Numerical Correction Rule and Limit Value of GB/T 8170

GB/T 23774 General method for determination of whiteness in inorganic chemical products

3 request

3.1 appearance

Flame retardant chemical brucite appearance for the white powder, no visible impurities.

3.2 Physical and chemical indicators

Flame-retardant chemicals brucite according to the standard test methods specified in this standard should meet the technical requirements of Table 1.

Table 1 Technical requirements project index

First class qualified product

Magnesium oxide (MgO) w1 /% >= 64 60

Calcium oxide (CaO) w2 /% <= 1.5 2.0

Hydrochloric acid insoluble matter w3 /% <= 3.0 6.0

Moisture w4 /% <= 0.5 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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