ASTM-D3366 2003

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D3366-95(2003)e1 Standard Test Method for Color of Maleic Anhydride and Phthalic Anhydride in the Molten State and After Heating (Platinum-Cobalt Scale)

Published By	Publication Date	Number of Pages
ASTM	2003	3

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Categories: 71.080.50 - Anhydrides, ASTM

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Description

ASTM D3366-95-e1-Reapproved2003

Historical Standard: Standard Test Method for Color of Maleic Anhydride and Phthalic Anhydride in the Molten State and After Heating (Platinum-Cobalt Scale) (Withdrawn 2012)

ASTM D3366

Scope

1.1 This test method covers the determination of the visual measurement of the color of maleic and phthalic anhydride melt before and after prolonged heating under specified conditions of time and temperature. Color values are expressed in terms of platinum-cobalt standards. This test method covers the range 0 to 100 color standard numbers.

1.2 The following applies to all specified limits in this standard: for purposes of determining conformance with this standard, an observed value or a calculated value shall be rounded of “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 E 29.

1.3 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 and health practices and determine the applicability of regulatory limitations prior to use. For specific hazard statements see Section 7.

Keywords

maleic anhydride; phthalic anhydride; platinum-colbalt color

ICS Code

ICS Number Code 71.080.50 (Anhydrides)

DOI: 10.1520/D3366-95R03E01

PDF Catalog

PDF Pages	PDF Title
1	Scope Referenced Documents Summary of Test Method Significance and Use Apparatus
2	Reagents Hazards Sampling Standards Procedure TABLE 1 FIG. 1
3	Report Precision Keywords

Additional information

Standard Title	D3366-95(2003)e1 Standard Test Method for Color of Maleic Anhydride and Phthalic Anhydride in the Molten State and After Heating (Platinum-Cobalt Scale)
Published Code	ASTM
Publication Date	2003
Pages Count	3
ICS Codes	71.080.50 - Anhydrides