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When using this method for making comparisons among various welded fitting designs and manufacturers
SEMI 3D4 — Guide for Metrology for Measuring Thickness
It is an aqueous immersion method in an acidified ferric chloride solution
This Document also provides a guide for grades of trimethylborate for which an industry need has been identified
C04000 - SEMI C40 - Specification for Potassium Hydroxide, 45% Solution Revision:SEMI C40-1110 (Reapproved 0618) - Inactive When using this method forNOTICE: This Standard or Safety Guideline has an Inactive Status because the conditions to maintain Current Status have not been met. Inactive Standards or Safety Guidelines are available from SEMI and continue to be valid for use. 1 Purpose 1. 1 The purpose of this Standard is to standardize requirements for 45% potassium hydroxide solution used in the semiconductor industry and testing procedures to support those standards. Test methods have been
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