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Complete Traceability with Mallinckrodt Lot Numbers

Mallinckrodt Laboratory Chemicals are marked with unique six-digit alphanumeric lot numbers. Lot numbers identify the dat of manufacture of the product.

Key to reading six-digit alphanumeric lot numbers

Mallinckrodt lot numbers contain three segment of information. For lot number V02C02, the lot number reads as follows:

V
02
C02
The first letter is used to designate the year of manufacture.

L = 1997
M = 1998
N = 1999
T = 2000
V = 2001
X = 2002
Y = 2003
A = 2004
B = 2005
The two-digit number designates the calendar week the material was produced. The three-digit manufacturing identifier can be numeric or alphanumeric and represents a unique lot of material.

Examples:
Lot Number V02C02 was assigned to material produced during the 2nd week of 2001.

Lot Number M39015 was assigned to material produced during the 39th week of 1998.

Mallinckrodt Laboratory Chemicals manufactured prior to 1997 are marked with unique four-digit alphabetic lot numbers. For more information on this numbering system, call Customer Service at 800-582-2537.

© 2001 Mallinckrodt Baker, Inc. All rights reserved. Last updated 11/21/2008.
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