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GB/T 22784-2008Determination of essential parameters of aluminum-magnesium alloy powder for use in fireworks and firecrackers (English PDF)

烟花爆竹用铝镁合金粉关键指标的测定

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 30, 2008

Implementation date

September 1, 2009

Scope

GB/T 22784-2008 is the English-translated version of 烟花爆竹用铝镁合金粉关键指标的测定.

GB/T 22784-2008 is the Chinese standard "Determination of essential parameters of aluminum-magnesium alloy powder for use in fireworks and firecrackers".

Its scope clause reads: This standard specifies the fireworks with aluminum-magnesium alloy powder in hydrochloric acid insoluble matter content, moisture content, particle size, the content of aluminum, iron content and magnesium content And determination of the activity of aluminum and magnesium.

This standard applies to fireworks with aluminum-magnesium alloy powder in hydrochloric acid insoluble matter content, moisture content, particle size, the content of aluminum, iron content and magnesium content And determination of the activity of aluminum and magnesium. Its clauses include determination.

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Document preview — GB/T 22784-2008

National Standard of the People's Republic of China

ICS
71.100.30
Classification
Y 88

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

Contents

  • 1 Scope
  • 2 Normative references
  • 3 Determination
  • 3.1 drying the sample
  • 3.2 Determination of hydrochloric acid insoluble content

1 Scope

This standard specifies the fireworks with aluminum-magnesium alloy powder in hydrochloric acid insoluble matter content, moisture content, particle size, the content of aluminum, iron content and magnesium content

And determination of the activity of aluminum and magnesium.

This standard applies to fireworks with aluminum-magnesium alloy powder in hydrochloric acid insoluble matter content, moisture content, particle size, the content of aluminum, iron content and magnesium content

And determination of the activity of aluminum and magnesium.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent

Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research

Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

Preparation of GB/T 601 chemical reagent standard titration solution

General Method GB/T 3049 Industrial chemicals determination of iron content 1,10 Philippines  spectrophotometry method (GB/T 3049-

2006, ISO 6685. 1982, IDT)

GB/T 6003.1 woven wire mesh test sieve (GB/T 6003.1-1997, eqv ISO 3310-1.1990)

GB/T 6003.2 Test sieves of perforated metal plate (GB/T 6003.2-1997, eqv ISO 3310-2.1990)

GB/T 6003.3 electroformed sheet test sieve (GB/T 6003.3-1999, eqv ISO 3310-3.1990)

Basic dimensions GB/T 6005 Test sieves - Metal wire cloth, perforated plate and electroformed sheet mesh (GB/T 6005-

2008, ISO 565.1990, MOD)

GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD)

GB/T 8170 repair value expressed about the rules and limit values and judgment

Preparation of standard titration solution of HG/T 3696.1 inorganic chemical products, chemical analysis

3 Determination

3.1 drying the sample

The sample was dried at 105 °C 3h, into the dryer to cool reserve. After drying the sample project water supply points other than the use of detection.

3.2 Determination of hydrochloric acid insoluble content

3.2.1 Principle

After the sample is dissolved hydrochloric acid by filtration, dried insolubles, call quality.

3.2.2 Reagents

Unless otherwise indicated in the analysis using only confirm the order of at least analytical grade reagents and GB/T 6682-1992 specified in 3

Water;

Hydrochloric acid (1 + 1).

3.2.3 Instruments

Usual laboratory equipment and the following devices.

3.2.3.1 Drying oven

Controlled temperature 105 °C ± 2 °C.

3.2.3.2 Analytical balance

accuracy of 0.1mg.

Dry 3h, removed, placed in a desiccator, cooled to room temperature and set aside.

......
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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