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| Chemical Name | Acute Exposure Hazard | Chronic Exposure Hazard | Environmental Toxicity | Hazard Rank | Minimum Grade Level Restrictions | Storage Category | Experiments Where Used |
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Abscisic Acid
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No acute toxicity data reported
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No confirmed human disease-related or reproductive hazard data reported
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No fish toxicity data
|
1
|
Elementary demonstrations only
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O-1
|
Botany - effects of plant hormones
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Acetal
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Explosion risk from peroxide formation. Flammable. Slightly toxic by ingestion & skin contact. Irritant.
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No confirmed human disease-related or reproductive hazard data reported
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No fish toxicity data
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5
|
Ban Candidate
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O-3 Flam Cabinet
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NONE
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Acetaldehyde
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Explosion risk from peroxide formation. Flammable. Slightly toxic by inhalation, ingestion and skin contact. Irritant to eyes.
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Liver function impairment
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Toxic to fish
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5
|
Ban Candidate
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O-3 Flam Cabinet
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NONE. Formerly used as: Organic substrate in organic reactions.
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Acetamide
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Slightly toxic by ingestion
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No confirmed human disease-related or reproductive hazard data reported
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Non-toxic to fish
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2
|
Middle School
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O-2
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Melting points. Heat of fusion (enthalpy) experiments.
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Acetanilide
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Slightly toxic by ingestion. Irritant
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No confirmed human disease-related or reproductive hazard data reported
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No fish toxicity data
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3
|
High
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O-2
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Organic substrate used in organic reactions.
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Acetic Acid (<1 Molar)
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Irritant. No acute toxicity data reported at this dilute concentration.
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No confirmed human disease-related or reproductive hazard data reported
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Non-toxic to fish
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0
|
All grades
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Misc
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Volcano experiment (tame version). Neutralizing base spills.
|
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Acetic Acid (>6 Molar)
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Combustible liquid and vapor. Corrosive. Toxic by skin contact. Slightly toxic by ingestion.
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Erosion of teeth. Chronic lung impairment.
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Non-toxic to fish
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3
|
High
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O-1 Flam Cabinet
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Ester lab. Scent lab. Plant mitosis microscopy staining. Stock acid solution.
|
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Acetic Acid (1 Molar to 6 Molar)
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Corrosive. Slightly toxic by skin contact and ingestion.
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Erosion of teeth. Chronic lung impairment
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Non-toxic to fish
|
2
|
Middle School
|
O-1
|
Stoichiometry. Mole ratio.
|
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Acetic Anhydride
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Water reactive. Flammable. Corrosive. Slightly toxic by ingestion & skin contact. Irritant. Drug precursor. Theft risk.
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No confirmed human disease-related or reproductive hazard data reported
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Non-toxic to fish
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4
|
Restricted - High School w/ chemical hygiene officer approval. Limit amount to 100 milliliters.
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O-1 Flam Cabinet
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Compounding of aspirin. Organic substrate. Thermochemistry.
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Aceto Carmine
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Corrosive. Slightly toxic by ingestion and inhalation.
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No confirmed human disease-related or reproductive hazard data reported
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Non-toxic to fish
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2
|
Middle School
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O-9
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Plant mitosis microscopy staining. Cell and bacteria stain.
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