Document Dv13Qd4g50b50eXD0moo8gY6M

Section Number: Issue Number: Original Date: Revision Date: Title: References : Ethanolamines/Glycol Ethers Tier 3 Procedure 614 1.3 12-17-91 Author: Paula Bourgeois 12-29-95 How To Use A Volumetric Flask Glossary Of Equipment Identification (Text # 114) 614. How To Use A Volumetric Flask 1.0 Objective: 1.1 To ensure correct use and accurate measurement. 2.0 Responsibility: 2.1 The operations supervisor is responsible for instructing or designating an instructor for training on all lab equipment. 2.2 All persons whether permanent or rotating are responsible for correctly using all lab equipment. 3.0 Procedure: 3.1 To fill a volumetric flask to the correct amount, pour liquid to be measured into the flask until it reaches the neck. Then with small amounts of the liquid, fill the neck until the bottom of the meniscus is on the indicator mark (usually a ring around the neck). 3.1.1 Meniscus - the bottom of the bubble at the surface of the liquid. 4.0 Revisions: ision No. 1 07-20-93 ision No. 2 12-21-94 Yearly Review Yearly Review Rev 1 Revision No. 3 12-29-95 Yearly Review Date Printed: April 18, 1998 Paper Copies Of This Document Are Uncontrolled & Not Subject To Update. The Controlled Document Resides In File: Volumet.doc Page 1 Of 1 DO A 059869 CONFIDENTIAL