From: "Noce, Anthony" <ANoce**At_Symbol_Here**HALEYALDRICH.COM>
Subject: Re: [DCHAS-L] Citation for storage separation of acids and bases
Date: Sun, 24 Jul 2016 01:10:21 +0000
Reply-To: DCHAS-L <DCHAS-L**At_Symbol_Here**MED.CORNELL.EDU>
Message-ID: CY1PR12MB0652EF200AA14B013F497B76D30C0**At_Symbol_Here**CY1PR12MB0652.namprd12.prod.outlook.com
In-Reply-To


The following seems to fit the bill:

 

=E2=80=A2 Part Number:

1910

=E2=80=A2 Part Title:

Occupational Safety and Health Standards

=E2=80=A2 Subpart:

Z

=E2=80=A2 Subpart Title:

Toxic and Hazardous Substances

=E2=80=A2 Standard Number:

1910.1450 App A

=E2=80=A2 Title:

National Research Council Recommendations Concerning Chemical Hygiene in Laboratories

 

It includes the following introduction:

 

To assist employers in developing an appropriate laboratory Chemical Hygiene Plan (CHP), the following non-mandatory recommendations were based on the National Research Council's (NRC) 2011 edition of "Prudent Practices in the Laboratory: Handling and Management of Chemical Hazards.." This reference, henceforth referred to as "Prudent Practices," is available from the National Academies Press, 500 Fifth Street NW., Washington DC 20001 (www.nap.edu). "Prudent Practices" is cited because of its wide distribution and acceptance and because of its preparation by recognized authorities in the laboratory community through the sponsorship of the NRC. However, these recommendations do not modify any requirements of the OSHA Laboratory standard. This appendix presents pertinent recommendations from "Prudent Practices," organized into a form convenient for quick reference during operation of a laboratory and during development and application of a CHP. For a detailed explanation and justification for each recommendation, consult "Prudent Practices."

 

And also includes the following re: Chemical Storage (highlighting added):

 

(a) Chemicals should be separated and stored according to hazard category and compatibility.
(b) SDS and label information should be followed for storage requirements.
(c) Maintain existing labels on incoming containers of chemicals and other materials.
(d) Labels on containers used for storing hazardous chemicals must include the chemical identification and appropriate hazard warnings.
(e) The contents of all other chemical containers and transfer vessels, including, but not limited to, beakers, flasks, reaction vessels, and process equipment, should be properly identified.
(f) Chemical shipments should be dated upon receipt and stock rotated.
(g) Peroxide formers should be dated upon receipt, again dated upon opening, and stored away from heat and light with tightfitting, nonmetal lids.
(h) Open shelves used for chemical storage should be secured to the wall and contain 3/4-inch lips. Secondary containment devices should be used as necessary.
(i) Consult the SDS and keep incompatibles separate during transport, storage, use, and disposal.
(j) Oxidizers, reducing agents, and fuels should be stored separately to prevent contact in the event of an accident.
(k) Chemicals should not be stored in the chemical hood, on the floor, in areas of egress, on the benchtop, or in areas near heat or in direct sunlight.
(l) Laboratory-grade, flammable-rated refrigerators and freezers should be used to store sealed chemical containers of flammable liquids that require cool storage. Do not store food or beverages in the laboratory refrigerator..
(m) Highly hazardous chemicals should be stored in a well-ventilated and secure area designated for that purpose.
(n) Flammable chemicals should be stored in a spark-free environment and in approved flammable-liquid containers and storage cabinets. Grounding and bonding should be used to prevent static charge buildups when dispensing solvents.
(o) Chemical storage and handling rooms should be controlled-access areas. They should have proper ventilation, appropriate signage, diked floors, and fire suppression systems.

 

I hope this helps.

 

-          Tony

 

 

Anthony M. Noce, ACSF

Principal Consultant

Operations Risk & Compliance

 

Haley & Aldrich, Inc.

+1 (518) 466-5608

www.haleyaldrich.com

 

From: DCHAS-L Discussion List [mailto:dchas-l**At_Symbol_Here**med.cornell.edu] On Behalf Of Melody Russo
Sent: Friday, July 22, 2016 10:08 PM
To: DCHAS-L**At_Symbol_Here**MED.CORNELL.EDU
Subject: [DCHAS-L] Citation for storage separation of acids and bases

 

Can anyone give me a regulatory citation or safety association/ research institute code for storing acids and bases separately?  I know it is a good practice, but want a reference from a recognized entity.  

 

Thanks!

 

Melody Russo

Environmental Compliance Manager

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