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Safety Data Sheet EN

Thiourea

CAS 62-56-6
EC 200-543-5

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
Thiourea
Product Code
220050000; 220050010; 220052500; 220055000
Chemical Name
Thiourea
Synonyms
Thiocarbamide

Regulatory Identifiers

CAS Number
62-56-6 Check regulations →
EC Number
200-543-5 Check regulations →

Identified Uses

Laboratory chemicals.

Uses advised against

No Information available

Manufacturers & Suppliers

F

Fisher Scientific UK

national supplier

Bishop Meadow Road, Loughborough, Leicestershire LE11 5RG, United Kingdom

T

Thermo Fisher Scientific

national supplier

Janssen Pharmaceuticalaan 3a, 2440 Geel, Belgium

Emergency Contacts

Emergency Contact

001-800-227-6701

Emergency Contact

+32 14 57 52 11

Emergency Contact

001-201-796-7100

Emergency Contact

+32 14 57 52 99

CHEMTREC

001-800-424-9300

CHEMTREC

001-703-527-3887

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified warning

Hazard Classifications

Not Classified
Acute Tox. Cat. 4 H302
Carc. Cat. 2 H351
Repr. Cat. 2 H361d
Aquatic Chronic Cat. 2 H411

GHS Pictograms

GHS07 - Health hazard

GHS07

GHS08 - Serious health hazard

GHS08

GHS09 - Environmental hazard

GHS09

Hazard Statements

EUH014 May form combustible dust concentrations in air
H302 Harmful if swallowed
H351 Suspected of causing cancer
H361d Suspected of damaging the unborn child
H411 Toxic to aquatic life with long lasting effects

Precautionary Statements

P201 Obtain special instructions before use
P273 Avoid release to the environment
P280 Wear protective gloves/protective clothing/eye protection/face protection
P301 + P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
P304 + P340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
P310 Immediately call a POISON CENTER or doctor/physician

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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
Thiourea EC: 200-543-5 62-56-6 95% Yes
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

Remove to fresh air. Do not use mouth-to-mouth method if victim ingested or inhaled the substance; give artificial respiration with the aid of a pocket mask equipped with a one-way valve or other proper respiratory medical device. If not breathing, give artificial respiration.

Skin contact

Wash off immediately with plenty of water for at least 15 minutes.

Eye contact

Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes.

Ingestion

Do NOT induce vomiting.

Immediate Medical Attention

Get medical attention (eye contact). Get medical attention if symptoms occur (skin contact). Call a physician or poison control center immediately (ingestion). Immediate medical attention is required (inhalation).

Medical Treatment

Treat symptomatically.

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

Suitable media

Water spray, carbon dioxide (CO2), dry chemical, alcohol-resistant foam.

Unsuitable media

No information available.

Specific hazards

Fine dust dispersed in air may ignite. Dust can form an explosive mixture with air. Thermal decomposition can lead to release of irritating gases and vapors. Keep product and empty container away from heat and sources of ignition.

Firefighter Protection

As in any fire, wear self-contained breathing apparatus pressure-demand, MSHA/NIOSH (approved or equivalent) and full protective gear.

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

Emergency procedures

Use personal protective equipment as required. Ensure adequate ventilation. Avoid dust formation. Avoid contact with skin, eyes or clothing.

Environmental

Do not flush into surface water or sanitary sewer system.

Cleanup methods

Sweep up and shovel into suitable containers for disposal.

Related Products

Similar products with comparable safety profiles

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

Handling

Wear personal protective equipment/face protection. Ensure adequate ventilation. Avoid dust formation. Avoid contact with skin, eyes or clothing. Avoid ingestion and inhalation.

Storage

Keep in a dry, cool and well-ventilated place. Keep container tightly closed. Protect from direct sunlight.

Hygiene

Handle in accordance with good industrial hygiene and safety practice. Keep away from food, drink and animal feeding stuffs. Do not eat, drink or smoke when using this product. Remove and wash contaminated clothing and gloves, including the inside, before re-use. Wash hands before breaks and after work.

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Engineering

Ensure adequate ventilation, especially in confined areas. Wherever possible, engineering control measures such as the isolation or enclosure of the process, the introduction of process or equipment changes to minimise release or contact, and the use of properly designed ventilation systems, should be adopted to control hazardous materials at source.

Hands

Protective gloves. Glove materials: Natural rubber, Nitrile rubber, Neoprene, PVC. Breakthrough time: See manufacturers recommendations. EU standard: EN 374 (minimum requirement).

Eyes

Goggles (European standard - EN 166)

Respiratory

When workers are facing concentrations above the exposure limit they must use appropriate certified respirators. To protect the wearer, respiratory protective equipment must be the correct fit and be used and maintained properly. Large scale/emergency use: Use a NIOSH/MSHA or European Standard EN 136 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced. Recommended Filter type: Particulates filter conforming to EN 143. Small scale/Laboratory use: Use a NIOSH/MSHA or European Standard EN 149:2001 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced. Recommended half mask: Particle filtering: EN149:2001. When RPE is used a face piece Fit Test should be conducted.

Skin/Body

Wear appropriate protective gloves and clothing to prevent skin exposure. Inspect gloves before use. Please observe the instructions regarding permeability and breakthrough time which are provided by the supplier of the gloves. Ensure gloves are suitable for the task: Chemical compatability, Dexterity, Operational conditions, User susceptibility, e.g. sensitisation effects, also take into consideration the specific local conditions under which the product is used, such as the danger of cuts, abrasion. Remove gloves with care avoiding skin contamination.

Environmental

Prevent product from entering drains. Do not allow material to contaminate ground water system.

09

Physical and Chemical Properties

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

Physical State Data
solid
Flash Point
No information available
Cloud Point
---
Evaporation Rate
Not applicable - Solid
Auto Ignition Temperature
440 °C / 824 °F
Solubility In Fat
---
Solubility In Water
136 g/L (20°C)
Melting Point
171 - 175 °C / 339.8 - 347 °F
Partition Coefficient
Thiourea: -0.92
Decomposition Temperature
No data available
Boiling Point
No information available
Appearance
White
Flammability
No information available
State Under Standard Conditions
---
Lower Explosive Limit
---
Kinematic Viscosity
---
Voc Content
---
Molecular Weight
76.12
Density
1.405
Dynamic Viscosity
---
Relative Density
---
Freezing Point
---
Solidification Point
---
Colour Intensity
---
Vapor Density
Not applicable
Odor
Odorless
Bulk Density
No data available
Ph
No information available
Colour
---
Metal Corrosion
---
Explosive Limits
---
Crystallisation Point
---
Softening Point
No data available
Physical State
Powder Solid
Properties Status
---
Vapor Pressure
2.5 mmHg @ 25 °C
Upper Explosive Limit
---
Relative Evaporation Rate
---
Odor Threshold
No data available
Solubility
---
Form
---
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

Stable under normal conditions.

Reactivity

None known, based on information available

Hazardous reactions

Hazardous polymerization does not occur. No information available.

Avoid

Avoid dust formation. Temperatures above 140°C. Incompatible products.

Incompatible

Acids. Strong oxidizing agents. Strong acids. Strong bases. Peroxides.

Decomposition

Nitrogen oxides (NOx). Carbon monoxide (CO). Carbon dioxide (CO₂). Sulfur oxides.

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

The data for this section has not been processed yet.

14

Transport Information

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

UN Number
UN3077
Shipping Name
Environmentally hazardous substances, solid, n.o.s.
Transport Class
9
Packing Group
III
15

Regulatory Information

Chemical regulations, safety assessments, and compliance status

The data for this section has not been processed yet.

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Frequently Asked Questions

Common questions about safety, handling, and properties

What other names is Thiourea known by?

Thiourea is also known as: Thiocarbamide

What is the hazard signal word for Thiourea?

The signal word is warning.

What is the physical form of Thiourea?

Thiourea is a powder solid appearing as white . It has odorless odor.

What is Thiourea used for?

Laboratory chemicals.

What are the hazard statements for Thiourea?

This substance has 5 hazard statements:

  • EUH014: May form combustible dust concentrations in air
  • H302: Harmful if swallowed
  • H351: Suspected of causing cancer
  • H361d: Suspected of damaging the unborn child
  • H411: Toxic to aquatic life with long lasting effects

What is the melting point of Thiourea?

The melting point is 171 - 175 °C / 339.8 - 347 °F and the boiling point is No information available.