Acid Storage Cabinet Requirements

The following chart lists the maximum volume of flammables that can be stored in a single flammable storage cabinet.

Acid storage cabinet requirements.

A lock is required to maintain materials securely. Essentially a facility needs five chemical storage areas or cabinets. A general storage cabinet or area where chemicals can be shelved separately based on their categories or hazardous rating. The interior lining shall be composed of one piece.

Due to their critical function corrosive storage cabinets must be specified to meet special requirements including the following. No more than 120 gallons of category 4 liquids may be stored in a storage cabinet according to osha 29 cfr 1910 106 d 3 i. The australian standard that outlines the requirements for the storage of corrosive substances is as3780 2008 the storage and handling of corrosive substances. Not more than three such cabinets may be located in a single fire area according to nfpa 30 section 4 3 1.

If at the request of your ahj you re required to vent a corrosives acid cabinet make sure to incorporate a blower that s compatible with the vapors being exhausted. The cabinet shall be approved by the manufacturer for the storage of strong acids concentrated nitric sulfuric or perchloric acids. While nfpa does not mandate requirements for the storage of nonflammable acids and corrosives these chemicals should be properly stored for maximum safety. A wide variety of code compliant cabinets are available in sizes ranging from 4 gallons 15 liters to 120 gallons 454 liters.

A storage in excess of 25 gallons of flammable liquids or 60 gallons of liquids with a flashpoint greater than 199 4 o f 93 o c formerly designated class iiib combustible liquids shall be within cabinets constructed to the requirements of nfpa 30. No more than 120 gallons of class iii liquids may be stored in a storage cabinet according to osha 29 cfr 1910 106 d 3 and nfpa 30 section 4 3 1. The above nfpa guidelines refer specifically to flammable liquid storage cabinets. A cabinet for corrosive acids.

Not more than 60 gallons may be category 1 2 or 3 liquids. A specialized cabinet for flammable chemicals. Acid cabinets shall have an interior of molded polyethylene or alternate material that is impervious to acids. To ensure that you comply with the dangerous goods regulations it is very important to store your acids and bases in a compliant corrosive resistant storage cabinet.