ASTM B717-96(2000)

Standard Specification for Refined Ruthenium

SCOPE
1.1 This specification covers refined ruthenium as sponge and powder in one grade as follows:  
1.1.1 Grade 99.80 -Ruthenium having a purity of 99.8%.  
1.1.2 Grade 99.90 -Ruthenium having a purity of 99.90%.  Note 1-For the purposes of determining conformance with this specification, an observed value obtained from analysis shall be rounded to the nearest unit in the last right-hand place of figures used in expressing the limiting value in accordance with the rounding method of Practice E29.

General Information

• Status: Historical
• Publication Date: 09-May-2000
• ICS: 77.120.99 - Other non-ferrous metals and their alloys
• Technical Committee: B02 - Nonferrous Metals and Alloys
• Drafting Committee: B02.05 - Precious Metals and Electrical Contact Materials and Test Methods

Relations

• Replaced By: ASTM B717-96(2006) - Standard Specification for Refined Ruthenium
• Effective Date: 01-Jun-2006

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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.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: B 717 – 96 (Reapproved 2000)
Standard Specification for
Refined Ruthenium
This standard is issued under the fixed designation B 717; 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 (e) indicates an editorial change since the last revision or reapproval.
TABLE 1 Chemical Requirements
1. Scope
Composition, %
1.1 This specification covers refined ruthenium as sponge A
Element
Grade 99.80 Grade 99.90
and powder in one grade as follows:
1.1.1 Grade 99.80— Ruthenium having a purity of
Ruthenium, min (by 99.80 99.90
difference)
99.80 %.
Platinum, max 0.02 0.01
1.1.2 Grade 99.90— Ruthenium having a purity of
Palladium, max 0.05 0.005
99.90 %. Iridium, max 0.05 0.005
Rhodium, max 0.05 0.01
NOTE 1—For the purposes of determining conformance with this
Osmium, max 0.06 0.005
Iron, max 0.05 0.02
specification, an observed value obtained from analysis shall be rounded
Silicon, max 0.02 0.005
to the nearest unit in the last right-hand place of figures used in expressing
Copper, max 0.01 0.005
the limiting value in accordance with the rounding method of Practice
Calcium, max 0.01 0.005
E 29.
Tin, max 0.01 0.005
Silver, max 0.01 0.005
2. Referenced Documents
Sodium, max 0.01 0.005
Gold, max 0.005 0.005
2.1 ASTM Standards:
A
Upon agreement between manufacturer and purchaser, analyses may be
E 29 Practice for Using Significant Digits in Test Data to
required and limits established for elements or compounds not specified in this
Determine Conformance with Specifications
table.
3. Manufacture
3.1 The material may be produced by any refining process
5.2 Lot Size—Sampling lots shall consist of the following:
that yields a product capable of meeting the chemical require-
5.2.1 Sponge—A single refining lot.
ments of this specification. The purchaser, upon request, shall
5.2.2 Powder—A single refining lot.
be informed of the refining process used.
6. Rejection and Rehearing
4. Chemical Composition
6.1 Material that fails to conform to the requirements of this
4.1 The material should conform to the requirements for
specification may be rejected. Rejection should be reported to
chemical composition as prescribed in Table 1.
the manufacturer or supplier promptly and in writing. In case
4.2 Analysis shall be made using the manufacturer’s stan-
of dissatisfaction with the results of the test, the producer or
dard methods. In the event of disagreement as to the chemical
supplier may make claim for rehearing.
composition of the metal, methods of chemical analysis for
6.2 Investigation of Claims—In a question of chemical
reference purposes shall be determined by a mutually accept-
composition, a new sample shall be drawn by representatives
able
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