ASTM D3438-99
(Practice)Standard Practice for Sampling and Handling Naphthalene, Maleic Anhydride, and Phthalic Anhydride
Standard Practice for Sampling and Handling Naphthalene, Maleic Anhydride, and Phthalic Anhydride
SCOPE
1.1 This practice covers procedures for sampling and handling naphthalene, maleic anhydride, and phthalic anhydride in various solid forms, and as liquids at elevated temperatures from the viewpoints of quality assurance and safety.
1.2 Any person sampling or handling these products should have specific first aid instructions and equipment available for use in the event of personal contact or exposure.
1.3 This standard may involve hazardous materials, operations, and equipment. This standard does not purport to address all of the safety problems 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.
General Information
Relations
Standards Content (Sample)
NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation:D3438–99
Standard Practice for
Sampling and Handling Naphthalene, Maleic Anhydride, and
1
Phthalic Anhydride
This standard is issued under the fixed designation D 3438; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (ε) indicates an editorial change since the last revision or reapproval.
1. Scope therefore subject to DOT regulations governing the transpor-
tationofhazardousmaterials.Maleicanhydrideandnapthalene
1.1 This practice covers procedures for sampling and han-
areclassifiedashazardousbytheDepartmentofTransportation
dling naphthalene, maleic anhydride, and phthalic anhydride in
and are subject to DOT regulations. Maleic anhydride has the
various solid forms, and as liquids at elevated temperatures in
classification corrosive material, and naphthalene has the
a safe manner that represents and preserves quality.
classification flammable solid.
1.2 Any person sampling or handling these products should
4.1.1 These products are normally transported in several
have specific first aid instructions and equipment available for
types of containers, including cartons, barrels, bags, cans,
use in the event of personal contact or exposure.
metal and fiber drums, tank trucks, tank cars, and barges.
1.3 This standard does not purport to address all of the
4.1.2 Products shipped by air must be packaged to meet
safety concerns, if any, associated with its use. It is the
IATA and (ICAO) requirements.
responsibility of the user of this standard to establish appro-
4.2 While these products are dangerous when handled
priate safety and health practices and determine the applica-
improperly, particularly at elevated temperatures, their unload-
bility of regulatory limitations prior to use. For specific hazard
ing need not be hazardous provided the hazards are recognized
statements, see Sections 3, 4, 5, 6, and 7.
and handling instructions are rigidly observed.
2. Referenced Documents
5. Hazards
2.1 ASTM Standards:
2
5.1 Health—Consult current OSHA regulations and suppli-
E 300 Practice for Sampling Industrial Chemicals
er’s Material Safety Data Sheets, and local regulations for all
2.2 Other Documents:
materials used in this practice.
OSHA Regulations, 29 CFR, Paragraph 1910.1000 and
3
5.1.1 Aside from the risk of burns in handling these prod-
1910.1200
ucts when molten, and a possibility of dermatitis from impu-
U.S. DOT Regulations, 49CFR Transportation, Subchapter
3
rities, particularly in crude grades, industrial use does not
C, Parts 171-180
presentasignificanthealthhazard.However,ordinaryhandling
3. Significance and Use
precautionsmustbeobservedtoprotectpersonnelfromcontact
with molten material or excessive exposure to dusts or high
3.1 This practice is issued to provide information useful in
concentrations of vapor.
establishing sampling and handling procedures. It is expected
5.1.2 Precautions must be observed to protect personnel
that this information will only be utilized in conjunction with
from excessive inhalation of vapors and dust.
an existing health and safety program. The information pro-
vided cannot be used as a substitute for expert safety and
NOTE 1—For permissible exposure limits see OSHA Regulations,
medical advice, but rather as a supplement to such advice.
paragraph 1910.1000.
5.2 Fire:
4. Description of Products (See Tables 1 and 2)
5.2.1 These products in both the solid and liquid forms are
4.1 Phthalic anhydride is classified as hazardous by the
combustible, and introduce a potential fire hazard where they
Department of Transportation as a corrosive material and is
are stored, handled, or used.
5.2.2 Naphthalene, maleic and phthalic anhydride vapors or
1
This practice is under the jurisdiction of ASTM Committee D16 on Aromatic
dust can form explosive mixtures with air.
Hydrocarbons and Related Chemicals and is the direct responsibility of Subcom-
5.2.3 When molten naphthalene, at temperatures above
mittee D16.08 on Handling and Sampling Aromatic and Cyclic Hydrocarbons.
110°C, comes into contact with water, foaming or possible
Current edition approved Feb. 21, 2002. Published August 1999. Originally
published as D 3438 – 75. Last previous edition D 3438 – 89 (1995).
explosion may result.
2
Annual Book of ASTM Standards, Vol 15.05.
5.2.4 Dry chemicals, carbon dioxide, and foam can all be
3
Available from Superintendent of Documents, Government Printing Office,
used in fighting fires involving these materials.
Washington, DC 20402.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
1
---------------------- Page: 1 ----------------------
D3438–99
TABLE 1 Typical Physical Properties
Melting
Exp
...
Questions, Comments and Discussion
Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.