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Doplňující informace

ASTM D5211-19

Standard Specification for Xylenes for p-Xylene Feedstock

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NORMA vydána dne 1.11.2019

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Provedení	PDF - okamžité stažení - 1 304.20 Kč PDF + redline - ihned - 1 565.10 Kč Tištěné - 1 304.20 Kč Tisk + redline - 1 565.10 Kč
Dostupnost	SKLADEM
Cena	1 304.20 Kč bez DPH
1 304.20 Kč

Informace o normě:

Označení normy: ASTM D5211-19
Datum vydání normy: 1.11.2019
Kód zboží: NS-975399
Počet stran: 2
Přibližná hmotnost: 6 g (0.01 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM

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Kategorie - podobné normy:

Aromatické uhlovodíky

Anotace textu normy ASTM D5211-19 :

This specification covers xylenes for p-xylene feedstock. Xylenes for p-xylene feedstock shall conform to the following requirements: p-xylene minimum weight percent, ethylbenzene maximum weight percent, toluene maximum weight percent, C9 and higher boiling aromatic hydrocarbons maximum weight percent, nonaromatic hydrocarbons maximum weight percent, nitrogen maximum weight percent if needed, sulfur maximum content, appearance, chloride if needed, color, and distillation range.

Keywords:
feedstock, p-xylene, xylenes,, ICS Number Code 71.080.15 (Aromatic hydrocarbons)

Doplňující informace

1. Scope

1.1 This specification covers xylenes for 1.2 The following applies to all specified limits in this specification: for purposes of determining conformance with this specification, an observed value or calculated value shall be rounded off “to the nearest unit” in the last right hand digit used in expressing the specification limit, in accordance with the rounding-off method of Practice E29.

1.3 The values stated in SI units are to be regarded as standard. The values given in parentheses are for information only.

1.4 Consult current OSHA regulations, suppliers’ Safety Data Sheets (SDS), and local regulations for all materials used in this specification.

1.5 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

D7359-23	Standard Test Method for Total Fluorine, Chlorine and Sulfur in Aromatic Hydrocarbons and Their Mixtures by Oxidative Pyrohydrolytic Combustion followed by Ion Chromatography Detection (Combustion Ion Chromatography-CIC)
D7457-12	Standard Test Method for Determining Chloride in Aromatic Hydrocarbons and Related Chemicals by Microcoulometry (Withdrawn 2019)
D7504-23	Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and Effective Carbon Number
D7536-20	Standard Test Method for Chlorine in Aromatics by Monochromatic Wavelength Dispersive X-ray Fluorescence Spectrometry
D3437-15(2022)	Standard Practice for Sampling and Handling Liquid Cyclic Products
D8005-23	Standard Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)
D5194-24	Standard Test Method for Trace Chloride in Liquid Aromatic Hydrocarbons
D850-21	Standard Test Method for Distillation of Industrial Aromatic Hydrocarbons and Related Materials
D7184-20	Standard Test Method for Ultra Low Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure Chemiluminescence Detection
D7183-23	Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence
D6563-12	Standard Test Method for Benzene, Toluene, Xylene (BTX) Concentrates Analysis by Gas Chromatography (Withdrawn 2018)
D5808-23	Standard Test Method for Determining Chloride in Aromatic Hydrocarbons and Related Chemicals by Microcoulometry
D5386-16	Standard Test Method for Color of Liquids Using Tristimulus Colorimetry
E29-22	Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications

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