Standard Specification for
This standard is issued under the fixed designation D 3504; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of the last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1.1 This specification covers maleic anhydride.
1.2 The following applies to all specified limits in this
specification: for purposes of determining conformance with
this specification, an observed value or a 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 E 29.
1.3 Consult current OSHA regulations and supplier’s Material Safety Data Sheets, and local regulations for all materials
used in this specification.
2. Referenced Documents
2.1 ASTM Standards:
D 1493 Test Method for Solidification Point of Industrial
D 3366 Test Method for Color of Maleic Anhydride and
Phthalic Anhydride in the Molten State and After Heating
D 3438 Practice for Sampling and Handling Naphthalene,
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