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Safety Data Sheet EN

Boric acid

CAS 10043-35-3

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
Boric acid
Product Code
B0252
Chemical Name
Boric acid

Regulatory Identifiers

CAS Number
10043-35-3 Check regulations →

Identified Uses

Laboratory chemicals, Synthesis of substances

Uses advised against

The product is being supplied under the TSCA R&D Exemption (40 CFR Section 720.36). It is the recipient's responsibility to comply with the requirements of the R&D exemption. The product may not be used for a non-exempt commercial purpose under TSCA unless appropriate consent is granted in writing by MilliporeSigma.

Manufacturers & Suppliers

S

Sigma-Aldrich Inc.

manufacturer

3050 SPRUCE ST, ST. LOUIS MO 63103, UNITED STATES

+1 314 771-5765

Emergency Contacts

CHEMTREC

800-424-9300

24 Hours/day; 7 Days/week

CHEMTREC

+1-703-527-3887

24 Hours/day; 7 Days/week

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified danger

Hazard Classifications

Repr. Cat. 1B H360
Aquatic Acute Cat. 3 H402

GHS Pictograms

GHS08 - Serious health hazard

GHS08

Hazard Statements

H360 May damage fertility or the unborn child.
H402 Harmful to aquatic life.

Precautionary Statements

P201 Obtain special instructions before use.
P202 Do not handle until all safety precautions have been read and understood.
P273 Avoid release to the environment.
P280 Wear protective gloves/ protective clothing/ eye protection/ face protection.
P308 + P313 IF exposed or concerned: Get medical advice/ attention.
P405 Store locked up.
P501 Dispose of contents/ container to an approved waste disposal plant.

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03

Composition / Information on Ingredients

Chemical components, concentration ranges, and hazardous substance identification

Type substance
Chemical Name CAS Number Concentration Hazardous
boric acid EC: 233-139-2 10043-35-3 100% Yes
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

After inhalation: fresh air. Call in physician.

Skin contact

Take off immediately all contaminated clothing. Rinse skin with water/ shower. Consult a physician.

Eye contact

After eye contact: rinse out with plenty of water. Call in ophthalmologist. Remove contact lenses.

Ingestion

After swallowing: immediately make victim drink water (two glasses at most). Consult a physician.

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

Suitable media

Use extinguishing measures that are appropriate to local circumstances and the surrounding environment.

Unsuitable media

For this substance/mixture no limitations of extinguishing agents are given.

Specific hazards

Borane/boron oxides. Not combustible. Ambient fire may liberate hazardous vapours.

Instructions

Stay in danger area only with self-contained breathing apparatus. Prevent skin contact by keeping a safe distance or by wearing suitable protective clothing.

Firefighter Protection

Stay in danger area only with self-contained breathing apparatus. Prevent skin contact by keeping a safe distance or by wearing suitable protective clothing.

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

Emergency procedures

Avoid inhalation of dusts. Avoid substance contact. Ensure adequate ventilation. Evacuate the danger area, observe emergency procedures, consult an expert.

Environmental

Do not let product enter drains.

Cleanup methods

Take up carefully. Clean up affected area.

Related Products

Similar products with comparable safety profiles

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

Handling

Work under hood. Do not inhale substance/mixture.

Storage

Tightly closed. Dry. Keep in a well-ventilated place. Keep locked up or in an area accessible only to qualified or authorized persons.

Hygiene

Immediately change contaminated clothing. Apply preventive skin protection. Wash hands and face after working with substance.

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Hands

Material: Nitrile rubber, Minimum layer thickness: 0.11 mm, Break through time: 480 min, Material tested: KCL 741 Dermatril® L

Eyes

Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Safety glasses

Respiratory

Recommended Filter type: Filter type P3. The entrepreneur has to ensure that maintenance, cleaning and testing of respiratory protective devices are carried out according to the instructions of the producer. These measures have to be properly documented. required when dusts are generated. Our recommendations on filtering respiratory protection are based on the following standards: DIN EN 143, DIN 14387 and other accompanying standards relating to the used respiratory protection system.

Skin/Body

protective clothing

Environmental

Do not let product enter drains.

09

Physical and Chemical Properties

Appearance, physical state, melting point, boiling point, and material characteristics

Lower Explosive Limit
No data available
Appearance
Form: crystalline, Color: white
Flash Point
Not applicable
Auto Ignition Temperature
No data available
Properties Status
---
Softening Point
---
Crystallisation Point
---
Form
crystalline
Density
1.48 g/cm³ at 23 °C (73 °F)
Metal Corrosion
---
Explosive Limits
---
Vapor Density
No data available
Relative Evaporation Rate
---
Relative Density
1.4923 °C
Molecular Weight
---
Kinematic Viscosity
---
Decomposition Temperature
No data available
Freezing Point
---
Melting Point
160 °C (320 °F) - dec.
Odor
odorless
Flammability
The product is not flammable. - Flammability (solids)
Cloud Point
---
Solubility
---
Solidification Point
---
Upper Explosive Limit
No data available
Solubility In Fat
---
Odor Threshold
Not applicable
Voc Content
---
Evaporation Rate
No data available
Dynamic Viscosity
---
State Under Standard Conditions
---
Bulk Density
---
Solubility In Water
49.2 g/l at 20 °C (68 °F) - Regulation (EC) No. 440/2008, Annex, A.6 - completely soluble
Vapor Pressure
< 0.1 hPa at 25 °C (77 °F)
Partition Coefficient
log Pow: -1.09 at 22 °C (72 °F) - Regulation (EC) No. 440/2008, Annex, A.8 - Bioaccumulation is not expected.
Boiling Point
No data available
Ph
5.1 at 1.8 g/l at 25 °C
Colour
white
Colour Intensity
---
Physical State Data
solid
Physical State
crystalline
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

The product is chemically stable under standard ambient conditions (room temperature).

Reactivity

No data available

Hazardous reactions

Risk of explosion with: Acetic anhydride. Violent reactions possible with: strong oxidising agents, Bases

Avoid

Exposure to moisture. no information available

Incompatible

Potassium, Acid anhydrides

Decomposition

In the event of fire: see section 5

12

Ecological Information

Environmental toxicity, biodegradation, and bioaccumulation data

The data for this section has not been processed yet.

13

Disposal Considerations

Waste treatment methods, disposal recommendations, and waste codes

Treatment

Waste material must be disposed of in accordance with the national and local regulations.

Disposal

Leave chemicals in original containers. No mixing with other waste.

14

Transport Information

UN numbers, shipping names, transport classes, and regulatory requirements

15

Regulatory Information

Chemical regulations, safety assessments, and compliance status

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Frequently Asked Questions

Common questions about safety, handling, and properties

What is the hazard signal word for Boric acid?

The signal word is danger.

What is the physical form of Boric acid?

Boric acid is a crystalline appearing as form: crystalline, color: white with white color. It has odorless odor.

What is Boric acid used for?

Laboratory chemicals, Synthesis of substances

What are the hazard statements for Boric acid?

This substance has 2 hazard statements:

  • H360: May damage fertility or the unborn child.
  • H402: Harmful to aquatic life.

What is the melting point of Boric acid?

The melting point is 160 °C (320 °F) - dec. and the boiling point is No data available.