Vernier Software & Technology
Material Safety Data Sheet (MSDS)
Section 1 鈥? CHEMICAL PRODUCT AND COMPANY IDENTIFICATION
Potassium Hydrogen Phthalate
Vernier pH 4 Buffer Capsules
Vernier Software & Technology
13979 S.W. Millikan Way
Beaverton, OR 97005-2886
(503) 277-2299 鈥? FAX (503) 277-2440
info@vernier.com 鈥? www.vernier.com
Section 2 鈥? COMPOSITION, INFORMATION ON INGREDIENTS
Potassium Hydrogen Phthalate
Synonym: potassium acid phthalate
CAS#: 877-24-7
Section 3 鈥? HAZARDS IDENTIFICATION
Colorless crystals. Odorless.
Moderately toxic by ingestion. Dust is irritating. Avoid body tissue contact.
Section 4 鈥? FIRST AID MEASURES
Call a physician, seek medical attention for further treatment, observation and support after first aid.
Inhalation: Remove to fresh air at once. If breathing has stopped give artificial respiration immediately.
Eye: Immediately flush with fresh water for 15 minutes.
External: Wash continuously with fresh water for 15 minutes.
Internal: Give large quantities of water. Call a physician or poison control at once.
Section 5 鈥? FIRE FIGHTING MEASURES
NFPA Code: None established
Non flammable solid.
Section 6 鈥? ACCIDENTAL RELEASE MEASURES
Restrict unprotected personnel from area. Sweep up, place in sealed bag or container and dispose. Ventilate area and
wash spill site after material pickup is complete. See Sections 8 and 13 for further information.
Section 7 鈥? HANDLING AND STORAGE
Store with acetates, halides, sulfates, sulfites, thiosulfates and phosphates. Store in a cool dry place.
Section 8 鈥? EXPOSURE CONTROLS, PERSONAL PROTECTION
Avoid contact with eyes, skin and clothing. Wear chemical splash goggles, chemical-resistant gloves and chemical-
resistant apron. Use exhaust ventilation to keep airborne concentrations low.
1
Potassium hydrogen phthalate (cont.)
Section 9 鈥? PHYSICAL AND CHEMICAL PROPERTIES
Colorless crystals. Odorless.
Solubility: Soluble in water.
Formula: KHC8H4O4
Formula Weight: 204.23
Specific Gravity: 1.636
Section 10 鈥? STABILITY AND REACTIVITY
Avoid contact with strong oxidizers.
Shelf life: Indefinite
Section 11 鈥? TOXICOLOGICAL INFORMATION
Acute effects: Irritating dust
Chronic effects: N.A.
Target organs: N.A.
ORL-RAT LDL0: 3200 mg/kg
IHL-RAT LC50: N.A.
SKN-RBT LD50: N.A.
Section 12 鈥? ECOLOGICAL INFORMATION
Data not yet available
Section 13 鈥? DISPOSAL CONSIDERATIONS
Please consult with state and local regulations.
Section 14 鈥? TRANSPORT INFORMATION
Shipping Name: Not regulated
Hazard Class: N/A
UN Number: N/A
N/A = Not applicable
Section 15 鈥? REGULATORY INFORMATION
TSCA-listed, EINECS-listed (212-889-4).
Section 16 鈥? OTHER INFORMATION
This Material Safety Data Sheet (MSDS) is for guidance and is based up information and tests believed to be reliable.
Vernier Software makes no guarantee of the accuracy or completeness of the data and shall not be liable for any
damages relating thereto. The data is offered solely for your consideration, investigation, and verification. The data
should not be confused with local, state, federal or insurance mandates, regulations, or requirements and
CONSTITUTE NO WARRANTY. Any use of this data and information must be determined by the science instructor
in accordance with applicable local, state or federal laws and regulations. The conditions and methods of handling,
storage, use and disposal of the product(s) described are beyond the control of Vernier Software, and may be beyond
our knowledge. FOR THIS AND OTHER REASONS, WE DO NOT ASSUME RESPONSIBILITY AND EXPRESSLY
DISCLAIM LIABILITY FOR LOSS, DAMAGE, OR EXPENSE ARISING OUT OF OR IN ANY WAY CONNECTED
WITH THE HANDLING, STORAGE, USE OR DISPOSAL OF THIS PRODUCT(S).
Vernier Software & Technology
13979 S.W. Millikan Way
Beaverton, OR 97005-2886
(503) 277-2299 鈥? FAX (503) 277-2440
info@vernier.com 鈥? www.vernier.com
2
Vernier Software & Technology
Material Safety Data Sheet (MSDS)
Section 1 鈥? CHEMICAL PRODUCT AND COMPANY IDENTIFICATION
Potassium Phosphate, monobasic
Vernier pH 6 and pH 7 Buffer Capsules (also contain sodium phosphate)
Vernier Software & Technology
13979 S.W. Millikan Way
Beaverton, OR 97005-2886
(503) 277-2299 鈥? FAX (503) 277-2440
info@vernier.com 鈥? www.vernier.com
Section 2 鈥? COMPOSITION, INFORMATION ON INGREDIENTS
Potassium Phosphate, monobasic
Synonym: potassium dihydrogen phosphate
CAS#: 7778-77-0
Section 3 鈥? HAZARDS IDENTIFICATION
Colorless, odorless crystals.
Body tissue irritant. May cause irritation to eyes, skin, and mucous membranes.
Section 4 鈥? FIRST AID MEASURES
Call a physician, seek medical attention for further treatment, observation and support after first aid.
Inhalation: Remove to fresh air at once. If breathing has stopped give artificial respiration immediately.
Eye: Immediately flush with fresh water for 15 minutes.
External: Wash continuously with fresh water for 15 minutes.
Internal: Give large quantities of water. Call a physician or poison control at once.
Section 5 鈥? FIRE FIGHTING MEASURES
NFPA Code: None established
Non flammable solid.
Section 6 鈥? ACCIDENTAL RELEASE MEASURES
Restrict unprotected personnel from area. Sweep up, place in sealed bag or container and dispose. Ventilate area and
wash spill site after material pickup is complete. See Sections 8 and 13 for further information.
Section 7 鈥? HANDLING AND STORAGE
Store with acetates, halides, sulfates, sulfites, thiosulfates and phosphates. Store in a cool dry place. Deliquescent.
Section 8 鈥? EXPOSURE CONTROLS, PERSONAL PROTECTION
Avoid contact with eyes, skin and clothing. Wear chemical splash goggles, chemical-resistant gloves and chemical-
resistant apron. Use exhaust ventilation to keep airborne concentrations low.
1
Section 9 鈥? PHYSICAL AND CHEMICAL PROPERTIES
Colorless, odorless crystals. Specific Gravity: 2.338
Solubility: Soluble in water; insoluble in alcohol. Hygroscopic. Melting Point: 253 C
Formula: KH2PO4
Formula Weight: 136.09
Section 10 鈥? STABILITY AND REACTIVITY
Avoid contact with strong oxidizers.
Shelf life: Poor; hygroscopic.
Section 11 鈥? TOXICOLOGICAL INFORMATION
Acute effects: Eye irritant
Chronic effects: N.A.
Target organs: N.A.
ORL-RAT LD50: N.A.
IHL-RAT LC50: N.A.
SKN-RBT LD50: N.A.
Section 12 鈥? ECOLOGICAL INFORMATION
Data not yet available
Section 13 鈥? DISPOSAL CONSIDERATIONS
Please consult with state and local regulations.
Section 14 鈥? TRANSPORT INFORMATION
Shipping Name: Not regulated
Hazard Class: N/A
UN Number: N/A
N/A = Not applicable
Section 15 鈥? REGULATORY INFORMATION
TSCA-listed, EINECS-listed (231-913-4).
Section 16 鈥? OTHER INFORMATION
This Material Safety Data Sheet (MSDS) is for guidance and is based up information and tests believed to be reliable.
Vernier Software makes no guarantee of the accuracy or completeness of the data and shall not be liable for any
damages relating thereto. The data is offered solely for your consideration, investigation, and verification. The data
should not be confused with local, state, federal or insurance mandates, regulations, or requirements and
CONSTITUTE NO WARRANTY. Any use of this data and information must be determined by the science instructor
in accordance with applicable local, state or federal laws and regulations. The conditions and methods of handling,
storage, use and disposal of the product(s) described are beyond the control of Vernier Software, and may be beyond
our knowledge. FOR THIS AND OTHER REASONS, WE DO NOT ASSUME RESPONSIBILITY AND EXPRESSLY
DISCLAIM LIABILITY FOR LOSS, DAMAGE, OR EXPENSE ARISING OUT OF OR IN ANY WAY CONNECTED
WITH THE HANDLING, STORAGE, USE OR DISPOSAL OF THIS PRODUCT(S).
Vernier Software & Technology
13979 S.W. Millikan Way
Beaverton, OR 97005-2886
(503) 277-2299 鈥? FAX (503) 277-2440
info@vernier.com 鈥? www.vernier.com
2
Vernier Software & Technology
Material Safety Data Sheet (MSDS)
Section 1 鈥? CHEMICAL PRODUCT AND COMPANY IDENTIFICATION
Sodium Bicarbonate
Vernier pH 10 Buffer Capsules (also contains sodium carbonate)
Vernier Software & Technology
13979 S.W. Millikan Way
Beaverton, OR 97005-2886
(503) 277-2299 鈥? FAX (503) 277-2440
info@vernier.com 鈥? www.vernier.com
Section 2 鈥? COMPOSITION, INFORMATION ON INGREDIENTS
Sodium Carbonate
CAS#: 144-55-8
Section 3 鈥? HAZARDS IDENTIFICATION
White powder or crystals (frequently in lumps). Odorless.
Mildly toxic by ingestion. Dust may be irritating to respiratory system.
Section 4 鈥? FIRST AID MEASURES
Call a physician, seek medical attention for further treatment, observation and support after first aid.
Inhalation: Remove to fresh air at once. If breathing has stopped give artificial respiration immediately.
Eye: Immediately flush with fresh water for 15 minutes.
External: Wash continuously with fresh water for 15 minutes.
Internal: Rinse out mouth, give 1 to 2 cups of water or milk, induce vomiting. After vomiting, give mixture of 2 Tbs. of
activated charcoal mixed with one cup of water. Call a physician or poison control at once.
Section 5 鈥? FIRE FIGHTING MEASURES
NFPA Code: None established
Non-combustible liquid
Section 6 鈥? ACCIDENTAL RELEASE MEASURES
Restrict unprotected personnel from area. Sweep up, place in sealed bag or container and dispose. Ventilate area and
wash spill site after material pickup is complete. See Sections 8 and 13 for further information.
Section 7 鈥? HANDLING AND STORAGE
Store with hydroxides, oxides, silicates and carbonates. Store in a cool dry place.
Section 8 鈥? EXPOSURE CONTROLS, PERSONAL PROTECTION
Avoid contact with eyes, skin and clothing. Wear chemical splash goggles, chemical-resistant gloves and chemical-
resistant apron. Use exhaust ventilation to keep airborne concentrations low.
1
Section 9 鈥? PHYSICAL AND CHEMICAL PROPERTIES
White powder or crystals (frequently in lumps). Odorless. Specific Gravity: 2.159
Solubility: Soluble in water, not alcohol. Melting Point: loses carbon dioxide at 270 C
Formula: NaHCO3
Formula Weight: 84.01
Section 10 鈥? STABILITY AND REACTIVITY
Avoid contact with strong oxidizers and strong acids.
Shelf Life: Stable under dry storage conditions; slowly decomposes in moist air.
Section 11 鈥? TOXICOLOGICAL INFORMATION
Acute effects: Gastrointestinal disturbances, irritating dust
Chronic effects: N.A.
Target organs: N.A.
ORL-RAT LD50: 4220 mg/kg
IHL-RAT LC50: N.A.
SKN-RBT LD50: N.A.
Section 12 鈥? ECOLOGICAL INFORMATION
Data not yet available
Section 13 鈥? DISPOSAL CONSIDERATIONS
Please consult with state and local regulations.
Section 14 鈥? TRANSPORT INFORMATION
Shipping Name: Not regulated
Hazard Class: N/A
UN Number: N/A
N/A = Not applicable
Section 15 鈥? REGULATORY INFORMATION
Not listed
Section 16 鈥? OTHER INFORMATION
This Material Safety Data Sheet (MSDS) is for guidance and is based up information and tests believed to be reliable.
Vernier Software makes no guarantee of the accuracy or completeness of the data and shall not be liable for any
damages relating thereto. The data is offered solely for your consideration, investigation, and verification. The data
should not be confused with local, state, federal or insurance mandates, regulations, or requirements and
CONSTITUTE NO WARRANTY. Any use of this data and information must be determined by the science instructor
in accordance with applicable local, state or federal laws and regulations. The conditions and methods of handling,
storage, use and disposal of the product(s) described are beyond the control of Vernier Software, and may be beyond
our knowledge. FOR THIS AND OTHER REASONS, WE DO NOT ASSUME RESPONSIBILITY AND EXPRESSLY
DISCLAIM LIABILITY FOR LOSS, DAMAGE, OR EXPENSE ARISING OUT OF OR IN ANY WAY CONNECTED
WITH THE HANDLING, STORAGE, USE OR DISPOSAL OF THIS PRODUCT(S).
Vernier Software & Technology
13979 S.W. Millikan Way
Beaverton, OR 97005-2886
(503) 277-2299 鈥? FAX (503) 277-2440
info@vernier.com 鈥? www.vernier.com
2
Vernier Software & Technology
Material Safety Data Sheet (MSDS)
Section 1 鈥? CHEMICAL PRODUCT AND COMPANY IDENTIFICATION
Sodium Carbonate
Vernier pH 10 Buffer Capsules (also contains sodium bicarbonate)
Vernier Software & Technology
13979 S.W. Millikan Way
Beaverton, OR 97005-2886
(503) 277-2299 鈥? FAX (503) 277-2440
info@vernier.com 鈥? www.vernier.com
Section 2 鈥? COMPOSITION, INFORMATION ON INGREDIENTS
Sodium carbonate, anhydrous
Synonym: soda ash
CAS#: 497-19-8
Section 3 鈥? HAZARDS IDENTIFICATION
White, odorless crystals or powder.
Mildly toxic by ingestion. Irritating to body tissues. Avoid all body tissue contact.
Section 4 鈥? FIRST AID MEASURES
Call a physician, seek medical attention for further treatment, observation and support after first aid.
Inhalation: Remove to fresh air at once. If breathing has stopped give artificial respiration immediately.
Eye: Immediately flush with fresh water for 15 minutes.
External: Wash continuously with fresh water for 15 minutes.
Internal: Give no more than 1-2 cups of water for dilution. Do not induce vomiting. Call a physician or poison control
at once.
Section 5 鈥? FIRE FIGHTING MEASURES
Non flammable solid.
When heated to decomposition, emits toxic fumes of Na2O.
Fire Fighting Instructions: Use triclass, dry chemical fire extinguisher. Firefighters should wear PPE and SCBA with
full facepiece operated in positive mode.
NFPA Code: None established
Section 6 鈥? ACCIDENTAL RELEASE MEASURES
Restrict unprotected personnel from area. Sweep up, place in sealed bag or container and dispose. Ventilate area and
wash spill site after material pickup is complete. See Sections 8 and 13 for further information.鈥?
Section 7 鈥? HANDLING AND STORAGE
Store with hydroxides, oxides, silicates and carbonates.
Store in a cool dry place. Deliquescent.
1
Section 8 鈥? EXPOSURE CONTROLS, PERSONAL PROTECTION
Avoid contact with eyes, skin and clothing. Wear chemical splash goggles, chemical-resistant gloves and chemical-
resistant apron. Use exhaust ventilation to keep airborne concentrations low.
Section 9 鈥? PHYSICAL AND CHEMICAL PROPERTIES
White, odorless crystals or powder. Specific Gravity: 2.53
Soluble in water and glycerol; not in alcohol. Hygroscopic. Melting Point: 851 C
Formula: Na2CO3
Formula Weight: 105.99
Section 10 鈥? STABILITY AND REACTIVITY
Avoid contact with acids, aluminum. Reacts vigorously with fluorine.
Shelf Life: Hygroscopic, keep tightly closed.
Section 11 鈥? TOXICOLOGICAL INFORMATION
Acute effects: Irritant ORL-RAT LD50: 4090 mg/kg
Chronic effects: N.A. IHL-RAT LC50: 2300 mg/m3/2H
Target organs: N.A. SKN-RBT LD50: N.A.
Section 12 鈥? ECOLOGICAL INFORMATION
Data not yet available
Section 13 鈥? DISPOSAL CONSIDERATIONS
Please consult with state and local regulations.
Section 14 鈥? TRANSPORT INFORMATION
Shipping Name: Not regulated
Hazard Class: N/A
UN Number: N/A
N/A = Not applicable
Section 15 鈥? REGULATORY INFORMATION
Not listed
Section 16 鈥? OTHER INFORMATION
This Material Safety Data Sheet (MSDS) is for guidance and is based up information and tests believed to be reliable.
Vernier Software makes no guarantee of the accuracy or completeness of the data and shall not be liable for any
damages relating thereto. The data is offered solely for your consideration, investigation, and verification. The data
should not be confused with local, state, federal or insurance mandates, regulations, or requirements and
CONSTITUTE NO WARRANTY. Any use of this data and information must be determined by the science instructor
in accordance with applicable local, state or federal laws and regulations. The conditions and methods of handling,
storage, use and disposal of the product(s) described are beyond the control of Vernier Software, and may be beyond
our knowledge. FOR THIS AND OTHER REASONS, WE DO NOT ASSUME RESPONSIBILITY AND EXPRESSLY
DISCLAIM LIABILITY FOR LOSS, DAMAGE, OR EXPENSE ARISING OUT OF OR IN ANY WAY CONNECTED
WITH THE HANDLING, STORAGE, USE OR DISPOSAL OF THIS PRODUCT(S).
Vernier Software & Technology
13979 S.W. Millikan Way
Beaverton, OR 97005-2886
(503) 277-2299 鈥? FAX (503) 277-2440
info@vernier.com 鈥? www.vernier.com
2
Vernier Software & Technology
Material Safety Data Sheet (MSDS)
Section 1 鈥? CHEMICAL PRODUCT AND COMPANY IDENTIFICATION
Sodium Phosphate, dibasic
Vernier pH 6 and pH 7 Buffer Capsules (also contain potassium phosphate)
Vernier Software & Technology
13979 S.W. Millikan Way
Beaverton, OR 97005-2886
(503) 277-2299 鈥? FAX (503) 277-2440
info@vernier.com 鈥? www.vernier.com
Section 2 鈥? COMPOSITION, INFORMATION ON INGREDIENTS
Sodium Phosphate, dibasic, anhydrous
Synonym: DSP, disodium hydrogen phosphate
CAS#: 7558-79-4
Section 3 鈥? HAZARDS IDENTIFICATION
Colorless, translucent crystals or powder. Odorless.
Mildly toxic by ingestion. Body tissue irritant. Avoid all body tissue contact.
Section 4 鈥? FIRST AID MEASURES
Call a physician, seek medical attention for further treatment, observation and support after first aid.
Inhalation: Remove to fresh air at once. If breathing has stopped give artificial respiration immediately.
Eye: Immediately flush with fresh water for 15 minutes.
External: Wash continuously with fresh water for 15 minutes.
Internal: Give large quantities of water. Call a physician or poison control at once.
Section 5 鈥? FIRE FIGHTING MEASURES
Non flammable solid.
When heated to decomposition, emits toxic fumes of POx and Na2O.
Fire Fighting Instructions: Use triclass, dry chemical fire extinguisher. Firefighters should wear PPE and SCBA with
full facepiece operated in positive mode.
NFPA Code: None established
Section 6 鈥? ACCIDENTAL RELEASE MEASURES
Restrict unprotected personnel from area. Sweep up, place in sealed bag or container and dispose. Ventilate area and
wash spill site after material pickup is complete. See Sections 8 and 13 for further information.
Section 7 鈥? HANDLING AND STORAGE
Store with acetates, halides, sulfates, sulfites, thiosulfates and phosphates. Store in a cool dry place. Deliquescent.
Section 8 鈥? EXPOSURE CONTROLS, PERSONAL PROTECTION
Avoid contact with eyes, skin and clothing. Wear chemical splash goggles, chemical-resistant gloves and chemical-
resistant apron.
Use exhaust ventilation to keep airborne concentrations low.
1
Section 9 鈥? PHYSICAL AND CHEMICAL PROPERTIES
Colorless, translucent crystals or powder. Odorless.
Solubility: Soluble in water; very soluble in alcohol.
Formula: Na2HPO4
Formula Weight: 141.96
Section 10 鈥? STABILITY AND REACTIVITY
Avoid contact with strong acids.
Shelf life: Hygroscopic, keep tightly closed.
Section 11 鈥? TOXICOLOGICAL INFORMATION
Acute effects: Irritant ORL-RAT LD50: 17 gm/kg
Chronic effects: N.A. IHL-RAT LC50: N.A.
Target organs: N.A. SKN-RBT LD50: N.A.
Section 12 鈥? ECOLOGICAL INFORMATION
Data not yet available
Section 13 鈥? DISPOSAL CONSIDERATIONS
Please consult with state and local regulations.
Section 14 鈥? TRANSPORT INFORMATION
Shipping Name: Not regulated
Hazard Class: N/A
UN Number: N/A
N/A = Not applicable
Section 15 鈥? REGULATORY INFORMATION
TSCA-listed, EINECS-listed (231-448-7).
Section 16 鈥? OTHER INFORMATION
This Material Safety Data Sheet (MSDS) is for guidance and is based up information and tests believed to be reliable.
Vernier Software makes no guarantee of the accuracy or completeness of the data and shall not be liable for any
damages relating thereto. The data is offered solely for your consideration, investigation, and verification. The data
should not be confused with local, state, federal or insurance mandates, regulations, or requirements and
CONSTITUTE NO WARRANTY. Any use of this data and information must be determined by the science instructor
in accordance with applicable local, state or federal laws and regulations. The conditions and methods of handling,
storage, use and disposal of the product(s) described are beyond the control of Vernier Software, and may be beyond
our knowledge. FOR THIS AND OTHER REASONS, WE DO NOT ASSUME RESPONSIBILITY AND EXPRESSLY
DISCLAIM LIABILITY FOR LOSS, DAMAGE, OR EXPENSE ARISING OUT OF OR IN ANY WAY CONNECTED
WITH THE HANDLING, STORAGE, USE OR DISPOSAL OF THIS PRODUCT(S).
Vernier Software & Technology
13979 S.W. Millikan Way
Beaverton, OR 97005-2886
(503) 277-2299 鈥? FAX (503) 277-2440
info@vernier.com 鈥? www.vernier.com
2
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