HACH COMPANY
WORLD HEADQUARTERS
Telephone: (970) 669-3050
FAX: (970) 669-2932
FOR TECHNICAL ASSISTANCE, PRICE INFORMATION AND ORDERING:
Call 800-227-4224
Contact the HACH office or distributor serving you.
www.hach.com techhelp@hach.com
In the U.S.A. –
Outside the U.S.A. –
On the Worldwide Web – ; E-mail –
toll-free
Spec Filter accuracy testing—DR 5000 and DR 2800
Test record template
Test Filter Wavelength Nominal value
1
1
Transfer the nominal values given in the quality control certificate HDQ178.
Tolerance Actual value
Stray light KV450/3 340 nm Abs —
Photometric
accuracy
NG9/1 546 nm Abs ± 3%
NG5/2 546 nm Abs ± 3%
NG11/2 546 nm Abs ± 3%
Wavelength
accuracy
Ho 359–363 nm nm
± 1.5 nm
(DR5000)
± 2 nm
(DR2800)
BG20/2 805–809 nm nm
© Hach Company, 2006. All rights reserved. Printed in the U.S.A. Edition 1 July 2006 te
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