Chemical Storage Flowchart
ADVERTISEMENT
1Chemical Storage Flowchart
Secure / limit access to product - follow
Explosives Regulations
YES
Explosive or shock
product covered by Explosives Regs
YES
sensitive
e.g. black powder
Limit access to product
NO
NO
Segregate from incompatible chemicals
Store in a specific cabinet away from sprinkler
Highly reactive
YES
WHMIS 2015
YES
and potential source of water - segregate
e.g. t-butyl lithium,
Water reactive
Explosive
Reducers and Oxidizers in different
lithium aluminium
Self-reactive (severe)
secondary containers
hydride, metallic
NO
Organic peroxide (severe)
sodium
YES
Air sensitive /
Store under nitrogen and refer to SDS
pyrophoric
requirements
NO
Oxidizer
NO
YES
Segregate from Oxidizing agents, use
Reducer
secondary containers
Irritation (skin or eyes)
Skin sensitization
NO
Acute toxicity
YES
Segregate from Reducing agents, use
Specific target organ toxicity
Oxidizer
secondary containers
Acute Toxicity (fatal or
YES
toxic)
YES
Store in ventilated cabinet / may require
Gas
Highly toxic
special ventilated gas cabinet e.g. K size
cylinder of arsine
NO
NO
Carcinogenicity
Respiratory sentisitization
Segregate from Oxidizer gases
YES
Flammable
Mutagenic
Store in ventilated area
Specific target organ toxicity
NO
Inert - store in ventilated areas (e.g. normal
Corrosive to metal
lab ventilation)
Serious eye damage
Skin corrosion
YES
Flammable solid
Flammable
NO
Store in a specific cabinet away from
Organic
Pyrophoric
sunlight and potential source of heat
Organic peroxide
NO
Self-reactive
YES
Self-heating
In contact with water,
Flammable /
YES
Store in flammable storage cabinet
emits flammable gases
combustible liquid
Gas under pressure
NO
YES
Store in corrosive cabinet for
Mineral
acids - segregate from organic
Oxidizer
acids and reducing agents
e.g. HCl, HNO3
YES
YES
NO
Corrosive
Acid
Store in corrosive cabinet for
acids
NO
NO
Organic
Flammable/
Store in flammable storage
YES
e.g. glacial acetic acid
Combustible
cabinet
Store in corrosive cabinet -
NO
segregate from oxidizers
Store in corrosive cabinet for
YES
bases - segregate from
organic bases
Mineral
Oxidizer
ex: NaOCl, KOH
Store in corrosive cabinet for
YES
Base
bases
NO
Store in flammable storage
Flammable /
YES
Organic
cabinet - segregate from
combustible
organic acids
NO
Store in corrosive cabinet for
bases - segragate from
oxidizer bases
YES
YES
Toxic
Volatile
Store in ventilated or closed cabinet
Store in chemical storage cabinet or
NO
NO
open shelving - segregate inorganic
from organic substances, oxidizers
from reducers
Non hazardous
Stored in open shelving
product
Note:
WHMIS pictograms do not provide all information for storage. Refer to
Section 7 of SDS for the necessary information for storage compatibility.
June, 2017
ehs.utoronto.ca
ADVERTISEMENT
0 votes
Related Articles
Related forms
Related Categories
Parent category: Business