ASTM E786-81(2006)

Standard Specification for Dishes, Evaporating, Platinum

ABSTRACT
This specification covers platinum evaporating dishes suitable for water analysis and laboratory use. Platinum evaporating dishes shall be of the following types and capacities: Type I; Type II; and Type III.
SCOPE
1.1 This specification covers platinum evaporating dishes suitable for water analysis and laboratory use.

General Information

• Status: Historical
• Publication Date: 31-Oct-2006
• ICS: 71.040.20 - Laboratory ware and related apparatus
• Technical Committee: E41 - Laboratory Apparatus
• Drafting Committee: E41.01 - Laboratory Ware and Supplies

Relations

• Replaces: ASTM E786-81(2001) - Standard Specification for Dishes, Evaporating, Platinum
• Effective Date: 01-Nov-2006
• Replaced By: ASTM E786-81(2011) - Standard Specification for Dishes, Evaporating, Platinum
• Effective Date: 01-Dec-2011

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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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: E786 – 81 (Reapproved 2006)
Standard Specification for
Dishes, Evaporating, Platinum
This standard is issued under the fixed designation E786; 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 (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope 3.1.2 Type II—Regular form with pourout spout. Capacity:
50 mL.
1.1 This specification covers platinum evaporating dishes
3.1.3 Type III—125 mL.
suitable for water analysis and laboratory use.
4. Materials
2. Referenced Documents
4.1 Unless otherwise specified, the platinum dishes shall be
2.1 Federal Standards:
made of 99.9 % platinum alloyed with not more than 0.4 %
Fed. Std. No. 123 Marking for Shipment (Civil Agencies)
iridium.
2.2 Military Standards:
MIL-STD-105 Sampling Procedures andTables for Inspec-
5. Dimensions, Mass, and Permissible Variations
tion by Attributes
5.1 Platinumevaporatingdishesshallbeeitheroftwotypes:
MIL-STD-129 Marking for Shipment and Storage
Type I, shallow dish without pourout spout, having slightly
MIL-STD-1188 Commercial Packaging of Supplies and
tapered sides and a flat bottom having a minimum thickness of
Equipment
0.16 mm; or Type II, rounded bottom with a pourout spout
3. Classification conforming to the dimensions in Table 1.
3.1 Types and Capacities—Platinum evaporating dishes
6. Workmanship
shall be of the following types and capacities as specified (see
6.1 Platinum evaporating dishes shall be free of defects
S2.1).
(scratches, dents, punctures) and contamination (grease, oil,
3.1.1 Type I—Shallow form without pour-out spout. Capac-
foreign matter) that detract from their appearance or that will
ity: 100 mL.
impair their serviceability.
7. Marking
This specification is under the jurisdiction of ASTM Committee E41 on
Laboratory Apparatus and is the direct responsibility of Subcommittee E41.01 on
7.1 Platinum evaporating dishes shall be permanently and
Apparatus.
legibly marked with the name or registered trademark of the
Current edition approved Nov. 1, 2006. Published December 2006. Originally
approved in 1981. Last previous edition approved in 2001 as E786 – 81 (2001). manufacturer.
DOI: 10.1520/E0786-81R06.
Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,
8. Keywords
Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http://
8.1 dishes; evaporating; platinum
www.dodssp.daps.mil.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
E786 – 81 (2006)
TABLE 1 Dimensions of Platinum Evaporating Dishes
Capac- Top Inside Height,
Type Weight, g
ity, mL Diameter, mm mm
I 100 76 6 6 27.5 6 7.5 35 6 5
II 50 54.5 6227 6 2 19.5 6 5
III 125 78 6 2 35.5 6242 6 10
SUPPLEMENTARY REQUIREMENTS
The following supplementary requirements are binding when this specification is used by the
Department of Defense and the Federal Government for the procurement of platinum evaporating
dishes.
S1. Sampling S4.1.1 Classification of defects shall be in accordance with
Table S4.1 and Table S4.2.
S1.1 Sampling for nondestructive examination shall be
S4.2 Special Provisions:
conducted in accordance with MIL-STD-105.
S4.2.1 Alternative inspection (including testing) proce-
dures. The supplier may utilize any alternative inspection
S2. Ordering Information
procedure that will ensure equal or better quality by submitting
S2.1 Procurement documents should specify the following:
a written proposal with justification and obtaining written
S2.1.1 Title, number, and date of this ASTM specification.
approval from the government prior to instituting the proce-
S2.1.2 Level of packaging and packing required,
dure. In case of dispute, the procedures of this specification
S2.1.3 Type and capacity (when applicable) of evaporating
will govern.
dish required, and
S4.2.2 Supplemental Evidence—The supplier shall provide
S2.1.4 Material if other than as specified.
evidence acceptable to the contracting officer that the require-
S2.2 Supplier’s Responsibility—The
...