SEMI International Standards
SEMI New Activity Report Form (SNARF)

Activity Number: 5567
SNARF for: New Auxiliary Document: Interlaboratory Study for PV49, Test Method for the Measurement of Elemental Impurity Concentrations in Silicon Feedstock for Silicon Solar Cells By Bulk Digestion, Inductively Coupled-Plasma Mass Spectrometry

Originating Global Technical Committee: Photovoltaic (PV) - Materials
Originating Technical Committee Region: North America
Task Force in which work is to be carried out: International PV Analytical Test Methods, Metrology, and Inspection Task Force

1. Rationale: To include the precision statement obtained from the inter-laboratory study in this standard.
Rate the Estimated Effect on the Industry
4: Slight effect or effect not determinable

Rate the Estimated Technical Difficulty of the Activity
I: No Difficulty - Proven concepts and techniques exist or quick agreement anticipated

2. Scope:
a: Define the areas to be covered or addressed by this activity or document:
The scope of this activity is to conduct and report an interlaboratory study and to prepare an auxiliary document which will include the experimental results and a precision statement for the test method.

b: Expected result of activity
Auxiliary Information

3. Projected Timetable for Completion:
a: General Milestones
a. Activity Start: 06/03/2013b. 1st Draft by: 01/01/2014
c. Preballot by: d. Technical Ballot by: 03/01/2014
e. Committee Approval By:04/01/2014

Safety Considerations:
The resulting document is expected NOT to be a Safety Guideline

Intellectual Property Considerations:
a. In complying with the standard or safety guideline to be developed, the use of patented technology or a copyrighted item(s) is NOT required
b. The body of the standard and any appendices or related information sections will NOT include copyrighted material

Comments, Special Circumstances: None.

Approval: Activity approved by Committee/GCS on April 3, 2013