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Bacteriostatic Water Safety Data Sheet

Prepared in the 16-section format of the Globally Harmonized System of Classification and Labelling of Chemicals (GHS), as required by the OSHA Hazard Communication Standard (29 CFR 1910.1200).

Last Updated: Revision: 1.0Supplier: Peptide.Express

Substance Identity

CAS Numbers
7732-18-5, 100-51-6
Synonyms
Sterile Water for Injection Preserved with 0.9% Benzyl Alcohol
GHS Signal Word
Warning
Appearance
Clear colorless liquid in sealed vials
Storage
-20°C for long-term storage; 2-8°C for short-term; protect from light and moisture.
GHS hazard statements for Bacteriostatic Water
CodeHazard Statement
H315Causes skin irritation.
H319Causes serious eye irritation.
H335May cause respiratory irritation.

According to the Globally Harmonized System of Classification and Labelling of Chemicals (GHS)

Date of Preparation
August 11, 2026
Revision
1.0

Section 1: Identification of the Substance/Mixture and of the Company/Undertaking

1.1 Product Identifier

Product Name
Bacteriostatic Water
Synonyms
Sterile Water for Injection Preserved with 0.9% Benzyl Alcohol
CAS Number
7732-18-5 (water), 100-51-6 (benzyl alcohol, 0.9%)
Molecular Formula
H2O with 0.9% C7H8O (benzyl alcohol)
Molecular Weight
18.015 Da (water), 108.14 Da (benzyl alcohol)

1.2 Relevant Identified Uses of the Substance or Mixture and Uses Advised Against

Identified Uses
Laboratory chemicals, Manufacture of substances.
Uses Advised Against
For Research Use Only — Not for Human Consumption. Not for diagnostic or therapeutic use.

1.3 Details of the Supplier of the Safety Data Sheet

Supplier
Peptide.Express
Website
https://peptide.express
Phone
Contact via website

1.4 Emergency Telephone Number

Emergency Phone
Contact local poison control center or emergency services.

Section 2: Hazards Identification

2.1 Classification of the Substance or Mixture

GHS Classification

  • Skin Irritation (Category 2)
  • Eye Irritation (Category 2A)
  • Specific Target Organ Toxicity - Single Exposure (Category 3), Respiratory System

2.2 GHS Label Elements, Including Precautionary Statements

Pictograms

  • GHS07 (Exclamation Mark)
Signal Word
Warning

Hazard Statements

  • H315: Causes skin irritation.
  • H319: Causes serious eye irritation.
  • H335: May cause respiratory irritation.

Precautionary Statements

  • P261: Avoid breathing dust/fume/gas/mist/vapors/spray.
  • P264: Wash skin thoroughly after handling.
  • P271: Use only outdoors or in a well-ventilated area.
  • P280: Wear protective gloves/protective clothing/eye protection/face protection.
  • P302+P352: IF ON SKIN: Wash with plenty of soap and water.
  • P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P312: Call a POISON CENTER or doctor/physician if you feel unwell.
  • P321: Specific treatment (see supplemental first aid instructions on this label).
  • P332+P313: If skin irritation occurs: Get medical advice/attention.
  • P337+P313: If eye irritation persists: Get medical advice/attention.
  • P362: Take off contaminated clothing and wash before reuse.
  • P403+P233: Store in a well-ventilated place. Keep container tightly closed.
  • P405: Store locked up.
  • P501: Dispose of contents/container to an approved waste disposal plant.

2.3 Other Hazards

None known.

Section 3: Composition/Information on Ingredients

3.1 Mixtures

Description
Mixture of the substances listed below with nonhazardous additions.
ComponentCAS NumberMolecular FormulaMolecular WeightConcentration
Water7732-18-5H2O18.015 Da99.1%
Benzyl Alcohol100-51-6C7H8O108.14 Da0.9%

Section 4: First Aid Measures

4.1 Description of First Aid Measures

General Advice
Consult a physician. Show this safety data sheet to the doctor in attendance.
If Inhaled
If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
In Case of Skin Contact
Wash off with soap and plenty of water. Consult a physician.
In Case of Eye Contact
Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
If Swallowed
Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.

4.2 Most Important Symptoms and Effects, Both Acute and Delayed

The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in section 11.

4.3 Indication of Any Immediate Medical Attention and Special Treatment Needed

No data available.

Section 5: Firefighting Measures

5.1 Extinguishing Media

Suitable Extinguishing Media
Use water spray, alcohol-resistant foam, dry chemical, or carbon dioxide.

5.2 Special Hazards Arising from the Substance or Mixture

Carbon oxides may form under fire conditions (from benzyl alcohol component).

5.3 Advice for Firefighters

Wear self-contained breathing apparatus for firefighting if necessary.

5.4 Further Information

No data available.

Section 6: Accidental Release Measures

6.1 Personal Precautions, Protective Equipment and Emergency Procedures

Use personal protective equipment. Avoid breathing vapors, mist, or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. For personal protection see section 8.

6.2 Environmental Precautions

Do not let product enter drains.

6.3 Methods and Materials for Containment and Cleaning Up

Soak up with inert absorbent material and dispose of as hazardous waste. Keep in suitable, closed containers for disposal.

6.4 Reference to Other Sections

For disposal see section 13.

Section 7: Handling and Storage

7.1 Precautions for Safe Handling

Avoid contact with skin and eyes. Avoid inhalation of vapor or mist. For precautions see section 2.2.

7.2 Conditions for Safe Storage, Including Any Incompatibilities

Keep container tightly closed in a dry and well-ventilated place.

Storage Conditions
-20°C for long-term storage; 2-8°C for short-term; protect from light and moisture.

7.3 Specific End Use(s)

Apart from the uses mentioned in section 1.2 no other specific uses are stipulated.

Section 8: Exposure Controls/Personal Protection

8.1 Control Parameters

Components with Workplace Control Parameters

Benzyl alcohol (CAS: 100-51-6): Workplace Environmental Exposure Level (WEEL) - 10 ppm (TWA).

8.2 Exposure Controls

Appropriate Engineering Controls
Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at the end of workday.

Personal Protective Equipment

Eye/Face Protection
Safety glasses with side-shields conforming to EN166. Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Skin Protection
Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands.
Body Protection
Impervious clothing. The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory Protection
Where risk assessment shows air-purifying respirators are appropriate use a full-face respirator with multi-purpose combination (US) or type ABEK (EN 14387) respirator cartridges as a backup to engineering controls. If the respirator is the sole means of protection, use a full-face supplied air respirator. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).
Control of Environmental Exposure
Do not let product enter drains.

Section 9: Physical and Chemical Properties

9.1 Information on Basic Physical and Chemical Properties

Appearance
Clear colorless liquid in sealed vials
Odor
Slight aromatic odor (from benzyl alcohol)
Odor Threshold
No data available
pH
4.5 - 7.0
Melting Point/Freezing Point
~0°C (32°F)
Initial Boiling Point and Boiling Range
~100°C (212°F)
Flash Point
Not applicable
Evaporation Rate
No data available
Flammability (Solid, Gas)
Not applicable
Upper/Lower Flammability or Explosive Limits
No data available
Vapor Pressure
No data available
Vapor Density
No data available
Relative Density
~1.0 g/cm³ at 20°C
Water Solubility
Fully miscible
Partition Coefficient (n-octanol/water)
No data available
Auto-ignition Temperature
No data available
Decomposition Temperature
No data available
Viscosity
No data available
Explosive Properties
No data available
Oxidizing Properties
No data available

9.2 Other Safety Information

No data available.

Section 10: Stability and Reactivity

10.1 Reactivity

No data available.

10.2 Chemical Stability

Stable under recommended storage conditions.

10.3 Possibility of Hazardous Reactions

No data available.

10.4 Conditions to Avoid

Light, moisture, and extreme temperatures.

10.5 Incompatible Materials

Strong oxidizing agents.

10.6 Hazardous Decomposition Products

Hazardous decomposition products formed under fire conditions - Carbon oxides. Other decomposition products - No data available. In the event of fire: see section 5.

Section 11: Toxicological Information

11.1 Information on Toxicological Effects

Acute Toxicity

  • Benzyl alcohol: LD50 Oral - Rat - 1,230 mg/kg; LD50 Dermal - Rabbit - 2,000 mg/kg.
  • Water: Not toxic.

Skin Corrosion/Irritation

May cause skin irritation.

Serious Eye Damage/Eye Irritation

May cause serious eye irritation.

Respiratory or Skin Sensitization

No data available.

Germ Cell Mutagenicity

No data available.

Carcinogenicity

IARC: No component of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen by IARC.

Reproductive Toxicity

No data available.

Specific Target Organ Toxicity - Single Exposure

Inhalation - May cause respiratory irritation.

Specific Target Organ Toxicity - Repeated Exposure

No data available.

Aspiration Hazard

No data available.

Additional Information

RTECS: Not available. To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated.

Section 12: Ecological Information

12.1 Toxicity

Benzyl alcohol: LC50 - Lepomis macrochirus (Bluegill) - 10 mg/l - 96 h.

12.2 Persistence and Degradability

Benzyl alcohol is readily biodegradable.

12.3 Bioaccumulative Potential

No data available.

12.4 Mobility in Soil

No data available.

12.5 Results of PBT and vPvB Assessment

PBT/vPvB assessment not available as chemical safety assessment not required/not conducted.

12.6 Other Adverse Effects

No data available.

Section 13: Disposal Considerations

13.1 Waste Treatment Methods

Product
Offer surplus and non-recyclable solutions to a licensed disposal company. Contact a licensed professional waste disposal service to dispose of this material.
Contaminated Packaging
Dispose of as unused product.

Section 14: Transport Information

14.1 UN Number

ADR/RID: - | IMDG: - | IATA: -

14.2 UN Proper Shipping Name

ADR/RID: Not dangerous goods IMDG: Not dangerous goods IATA: Not dangerous goods

14.3 Transport Hazard Class(es)

ADR/RID: - | IMDG: - | IATA: -

14.4 Packaging Group

ADR/RID: - | IMDG: - | IATA: -

14.5 Environmental Hazards

ADR/RID: no | IMDG Marine pollutant: no | IATA: no

14.6 Special Precautions for User

Not regulated for transport (non-hazardous goods).

Section 15: Regulatory Information

15.1 Safety, Health and Environmental Regulations/Legislation Specific for the Substance or Mixture

This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006 and GHS standards.

15.2 Chemical Safety Assessment

For this product a chemical safety assessment was not carried out.

Section 16: Other Information

Further Information

The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. Peptide.Express and its Affiliates shall not be held liable for any damage resulting from handling or from contact with the above product.

Disclaimer

For Research Use Only — Not for Human Consumption.

Preparation Information

Peptide.Express Revision: 1.0 Date: August 11, 2026