Quimico

Agilent 140/240/280 Series AA
(including Zeeman)

User’s Guide

Notices
© Agilent Technologies, Inc. 1997, 2000-2004 and 2010 No part of this manual may be reproduced in any form or by any means (including electronic storage and retrieval or translation into a foreign language) without prior agreement and written consent from Agilent Technologies, Inc. as governed by United States andinternational copyright laws.

Warranty
The material contained in this document is provided “as is,” and is subject to being changed, without notice, in future editions. Further, to the maximum extent permitted by applicable law, Agilent disclaims all warranties, either express or implied, with regard to this manual and any information contained herein, including but not limited to the impliedwarranties of merchantability and fitness for a particular purpose. Agilent shall not be liable for errors or for incidental or consequential damages in connection with the furnishing, use, or performance of this document or of any information contained herein. Should Agilent and the user have a separate written agreement with warranty terms covering the material in this document that conflict withthese terms, the warranty terms in the separate agreement shall control.

contract clause. Use, duplication or disclosure of Software is subject to Agilent Technologies’ standard commercial license terms, and nonDOD Departments and Agencies of the U.S. Government will receive no greater than Restricted Rights as defined in FAR 52.227-19(c)(1-2) (June 1987). U.S. Government users will receive nogreater than Limited Rights as defined in FAR 52.227-14 (June 1987) or DFAR 252.227-7015 (b)(2) (November 1995), as applicable in any technical data.

Manual Part Number
8510154700

Safety Notices CAUTION
A CAUTION notice denotes a hazard. It calls attention to an operating procedure, practice, or the like that, if not correctly performed or adhered to, could result in damage to the product orloss of important data. Do not proceed beyond a CAUTION notice until the indicated conditions are fully understood and met.

Edition
Seventh edition, September 2010 Printed in Australia Agilent Technologies, Inc.

Errata Statement
NOTICE: This document contains references to Varian. Please note that Varian, Inc. is now part of Agilent Technologies. For more information, go towww.agilent.com/chem.

Technology Licenses
The hardware and/or software described in this document are furnished under a license and may be used or copied only in accordance with the terms of such license.

WARNING
A WARNING notice denotes a hazard. It calls attention to an operating procedure, practice, or the like that, if not correctly performed or adhered to, could result in personal injury or death.Do not proceed beyond a WARNING notice until the indicated conditions are fully understood and met.

Restricted Rights Legend
If software is for use in the performance of a U.S. Government prime contract or subcontract, Software is delivered and licensed as “Commercial computer software” as defined in DFAR 252.227-7014 (June 1995), or as a “commercial item” as defined in FAR 2.101(a) or as“Restricted computer software” as defined in FAR 52.227-19 (June 1987) or any equivalent agency regulation or

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Agilent 140/240/280 Series AA User’s Guide

Contents

Contents
1. Safety Practices and Hazards General 7 8 7

Electrical Hazards

Heat, Vapors and Fumes 9 Compressed Gases and Cylinders 10 Gas Hoses and Connections 11 Ultraviolet Radiation 11 Other 12

Warning and CautionMessages 12 Warning Symbols Color Coding 14 12

US FCC Advisory Statement 15 CE Compliance 15 Flame Operation 16 Flammable Solvents 16 Compressed Gases and Cylinders for Flame Operation 18 Acetylene 18 Nitrous Oxide 19 Burners 19 Nebulizer 20 Liquid Trap 21 Heat Hazards 22 Perchloric Acid 22
Agilent 140/240/280 Series AA User’s Guide 3

Contents

Flashbacks 23 Furnace and Zeeman Operation...