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NEPLATNÁ ASTM C471M-17ae1 1.10.2017 náhled

Doplňující informace

ASTM C471M-17ae1

Standard Test Methods for Chemical Analysis of Gypsum and Gypsum Products (Metric) (Includes all amendments And changes 10/23/2020).

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NORMA vydána dne 1.10.2017

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Informace o normě:

Označení normy: ASTM C471M-17ae1
Poznámka: NEPLATNÁ
Datum vydání normy: 1.10.2017
Kód zboží: NS-804582
Počet stran: 18
Přibližná hmotnost: 54 g (0.12 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM

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Kategorie - podobné normy:

Cement. Sádra. Vápno. Malta

Anotace textu normy ASTM C471M-17ae1 :

Keywords:
ammonium acetate method, atomic absorption, chemical analysis, coulometric method, flame photometry, gas chromatography/electron capture detector, gas chromatography/mass spectrometry, gypsum, gypsum concrete, gypsum board, gypsum products, high-performance liquid chromatography/UV detector, plaster, sand in set plaster, sulfur (S8), wood-fiber plaster ,, ICS Number Code 91.100.10 (Cement. Gypsum. Lime. Mortar)

Doplňující informace

1. Scope

1.1 These test methods cover the chemical analysis of gypsum and gypsum panel products, including gypsum ready-mixed plaster, gypsum wood-fibered plaster, and gypsum concrete.

1.2 The test methods appear in the following order:

Sections

Preparation of Sample

Complete Procedure

5 – 16

Alternative Procedure for Analysis of Free Water in

Gypsum Using a Moisture Balance

Alternative Procedure for Analysis of Combined Water in

Gypsum Using a Moisture Balance

Alternative Procedure for Analysis for Calcium Sulfate by

Ammonium Acetate Method

Alternative Procedure for Analysis for Sodium Chloride by

the Coulometric Method

Determination of Sand in Set Plaster

Wood-Fiber Content in Wood-Fiber Gypsum Plaster

Optional Procedure for Analysis for Sodium by the Atomic

Absorption Method

Optional Procedure for Analysis for Sodium by Flame

Photometry

Determination of Orthorhombic Cyclooctasulfur (S₈) in

Ggypsum Panel Products—General Provisions

Determination of Orthorhombic Cyclooctasulfur (S₈) in

Gypsum Panel Products by Gas Chromatograph

Equipped with a Mass Spectrometer (GS/MS)

Determination of Orthorhombic Cyclooctasulfur (S₈) in

Gypsum Panel Products by Gas Chromatograph

Equipped with an Electron Capture Detector (GC/ECD)

Determination of Orthorhombic Cyclooctasulfur (S₈) in

Gypsum Panel Products by High-performance Liquid

Chromatograph Equipped with and Ultraviolet Detector

(HPLC/UV)

1.3 The text of this standard references notes and footnotes that provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the standard.

1.4 The values stated in SI units are to be regarded as the standard.

1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

2. Referenced Documents

C61-76	Standard Specification for Gypsum Keenes Cement
C317/C317M-00(2019)	Standard Specification for Gypsum Concrete
C778-21	Standard Specification for Standard Sand
C842-05(2021)	Standard Specification for Application of Interior Gypsum Plaster
D1193-06(2018)	Standard Specification for Reagent Water
C59	Specification for Gypsum Casting Plaster and Gypsum Molding Plaster
C28/C28M-10(2020)	Standard Specification for Gypsum Plasters
C22/C22M-00(2021)	Standard Specification for Gypsum
C11-23	Standard Terminology Relating to Gypsum and Related Building Materials and Systems
D1428-82	Methods of Test for Sodium and Potassium in Water and Water-Formed Deposits by Flame Photometry (Withdrawn 1988)
D2013-07	Standard Practice for Preparing Coal Samples for Analysis
E11-22	Standard Specification for Woven Wire Test Sieve Cloth and Test Sieves

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