# Title
 1  2008 - 05/23/2008 - Storage and use of compressed gas cylinders; whether cylinder is considered an oxidizing compressed gas or oxygen cylinder.
 2  2008 - 02/15/2008 - Whether employers may designate an outside consultant as the Chemical Hygiene Officer under 1910.1450.
 3  2003 - 02/11/2003 - Clarification of PSM applicability to processes that are based partly or solely on quantities in connected atmospheric storage tanks.
 4  2002 - 08/08/2002 - Applicable OSHA standards and safety considerations for microwave device use in a laboratory.
 5  1995 - 06/21/1995 - Clarification regarding the frequency with which showers must be tested.
 6  1991 - 04/24/1991 - Implementation of a comprehensive chemical hygiene plan for lab operations
 7  1991 - 04/19/1991 - Time and resources needed to comply with Lab Standard is justifiable
 8  1991 - 02/08/1991 - Coverage of various types of laboratories by the Laboratory Standard
 9  1991 - 01/17/1991 - Chemical manipulation, production, multiple uses of chemicals in QC Labs
 10  1991 - 01/16/1991 - Laboratory Standard's application in testing building products
 11  1991 - 01/09/1991 - Applicability of the OSHA Laboratory Standard to laboratories within the electric utility industry.
 12  1991 - 01/03/1991 - QC Labs conduct physicochemical analyses with no altering relating to Quality Control
 13  1990 - 11/26/1990 - Clarification of the "Occupational Exposure to Hazardous Chemicals in Laboratories" regulations regarding a Physician's written opinion
 14  1990 - 11/01/1990 - Occupational Exposure to Hazardous Chemicals in Laboratories.
 15  1990 - 10/11/1990 - Quality control laboratories are not expected to be covered under the Laboratory Standard
 16  1990 - 09/07/1990 - Incorporation of the Chemical Hygiene Plan (CHP) into current Hazard Communication and/or other related manuals
 17  1990 - 08/08/1990 - Laboratory Standard does not cover routine tests supporting production but non-routine, non-production-related tests are covered
 18  1990 - 07/05/1990 - Interpretation of Substances With High Acute Toxicity as Used in the Occupational Exposures to Hazardous Chemicals in the Laboratory Standard