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Safety Data Sheet EN

Naphthalene

CAS 91-20-3

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
Naphthalene
Product Code
6714
Chemical Name
Naphthalene

Regulatory Identifiers

CAS Number
91-20-3 Check regulations →

Identified Uses

Laboratory chemical, Laboratory and analytical use

Uses advised against

Do not use for products which come into contact with foodstuffs. Do not use for private purposes (household). Food, drink and animal feeding-stuffs.

Manufacturers & Suppliers

Carl Roth GmbH + Co. KG logo

Carl Roth GmbH + Co. KG

manufacturer

Schoemperlenstr. 3-5, D-76185 Karlsruhe, Germany

+49 (0) 721 - 56 06 0

http://www.carlroth.de

Emergency Contacts

NSW Poisons Information Centre Childrens Hospital

131126

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified warning

Hazard Classifications

Flam. Sol. Cat. 2 H228
Acute Tox. Cat. 4 H302
Carc. Cat. 2 H351

GHS Pictograms

GHS02 - Flammable

GHS02

GHS07 - Health hazard

GHS07

GHS08 - Serious health hazard

GHS08

Hazard Statements

H228 Flammable solid
H302 Harmful if swallowed
H351 Suspected of causing cancer

Precautionary Statements

P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking
P241 Use explosion-proof electrical/ventilating/lighting equipment
P270 Do not eat, drink or smoke when using this product
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P308 + P313 IF exposed or concerned: Get medical advice/attention
P330 Rinse mouth
P370 + P378 In case of fire: Use sand, carbon dioxide or powder extinguisher to extinguish
P501 Dispose of contents/container to industrial combustion plant

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03

Composition / Information on Ingredients

Chemical components, concentration ranges, and hazardous substance identification

Type Substances
Chemical Name CAS Number Concentration Hazardous
Naphthalene 91-20-3 --- No
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

Provide fresh air. In all cases of doubt, or when symptoms persist, seek medical advice.

Skin contact

Wash with plenty of soap and water. In case of skin irritation, consult a physician.

Symptoms: Mild irritant to skin

Eye contact

Rinse cautiously with water for several minutes. In all cases of doubt, or when symptoms persist, seek medical advice.

Ingestion

Rinse mouth with water (only if the person is conscious). In case of accident or unwellness, seek medical advice immediately (show directions for use or safety data sheet if possible). Call a doctor.

Symptoms: Gastrointestinal complaints, Vomiting

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

Suitable media

co-ordinate firefighting measures to the fire surroundings! water, foam, dry extinguishing powder, ABC-powder

Unsuitable media

water jet

Specific hazards

Combustible. Deposited combustible dust has considerable explosion potential. Vapours are heavier than air, spread along floors and form explosive mixtures with air.

Instructions

Fight fire with normal precautions from a reasonable distance.

Firefighter Protection

Wear self-contained breathing apparatus.

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

Emergency procedures

Use personal protective equipment as required. Avoid contact with skin, eyes and clothes. Do not breathe dust.

Environmental

Keep away from drains, surface and ground water. Retain contaminated washing water and dispose of it.

Cleanup methods

Take up mechanically.

—

Related Products

Similar products with comparable safety profiles

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

Handling

Provision of sufficient ventilation. Avoid exposure. Avoid dust formation.

Storage

Store in a dry place.

Hygiene

Wash hands before breaks and after work. Keep away from food, drink and animal feedingstuffs. When using do not smoke.

Fire prevention

Keep away from sources of ignition - No smoking. Take precautionary measures against static discharge.

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Hands

Wear suitable gloves. Chemical protection gloves are suitable, which are tested according to EN 374. For special purposes, it is recommended to check the resistance to chemicals of the protective gloves mentioned above together with the supplier of these gloves. The times are approximate values from measurements at 22 C and permanent contact. Increased temperatures due to heated substances, body heat etc. and a reduction of the effective layer thickness by stretching can lead to a considerable reduction of the breakthrough time. If in doubt, contact manufacturer. At an approx. 1.5 times larger / smaller layer thickness, the respective breakthrough time is doubled / halved. The data apply only to the pure substance. When transferred to substance mixtures, they may only be considered as a guide. type of material NBR (Nitrile rubber) material thickness 0,4 mm breakthrough times of the glove material >480 minutes (permeation: level 6)

Eyes

Use safety goggle with side protection.

Respiratory

Respiratory protection necessary at: Dust formation. Particulate filter device (EN 143). P2 (filters at least 94 % of airborne particles, colour code: White).

Environmental

Keep away from drains, surface and ground water.

09

Physical and Chemical Properties

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

Language Code
---
Physical State
solid
Physical State Data
solid
State Under Standard Conditions
---
Appearance
---
Colour
white
Colour Intensity
---
Form
crystalline
Odor
characteristic
Odor Threshold
0.015 ppm
Ph
not applicable
Melting Point
80.3 C at 1,013 hPa (ECHA)
Boiling Point
218.1 C at 1,013 hPa (ECHA)
Flash Point
78.5 C at 990 hPa (ECHA)
Freezing Point
---
Softening Point
---
Solidification Point
---
Cloud Point
---
Crystallisation Point
---
Relative Evaporation Rate
---
Evaporation Rate
---
Vapor Pressure
0.003 hPa
Vapor Density
---
Relative Density
---
Bulk Density
---
Density
1.069 [g] / cm at 24.7 C (ECHA)
Flammability
flammable solid in accordance with GHS criteria
Upper Explosive Limit
5.9 vol% (UEL)
Lower Explosive Limit
0.9 vol% (LEL)
Explosive Limits
---
Auto Ignition Temperature
526 587 C at 1,013 hPa (ECHA) (relative self-ignition temperature for solids)
Decomposition Temperature
not relevant
Solubility
---
Partition Coefficient
3.4 (25 C) (ECHA)
Solubility In Water
0.034 [g] / l at 25 C
Solubility In Fat
---
Molecular Weight
---
Voc Content
---
Metal Corrosion
---
Dynamic Viscosity
---
Kinematic Viscosity
not relevant
Properties Status
---
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

The data for this section has not been processed yet.

12

Ecological Information

Environmental toxicity, biodegradation, and bioaccumulation data

12.1 Toxicity

Toxic to aquatic life with long lasting effects. | Aquatic toxicity (acute) | | | | | | --- | --- | --- | --- | --- | | Endpoint | Value | Species | Source | Exposure time | | LC50 | 1.6 mg/l | fish | ECHA | 96 h | | EC50 | 2.16 mg/l | aquatic invertebrates | ECHA | 48 h | | Aquatic toxicity (chronic) | | | | | | --- | --- | --- | --- | --- | | Endpoint | Value | Species | Source | Exposure time | | LC50 | 7.76 mg/l | fish | ECHA | 24 h | | EC50 | 2.96 mg/l | algae | ECHA | 4 h | | NOEC | 0.37 mg/l | fish | ECHA | 40 d | | LOEC | 0.38 mg/l | fish | ECHA | 40 d |

12.2 Persistence and degradability

Theoretical Oxygen Demand: 2,990 mg/g Theoretical Carbon Dioxide: 3.434 mg/mg | Process of degradability | | | | --- | --- | --- | | Process | Degradation rate | Time | | oxygen depletion | >74 % | 28 d |

12.3 Bioaccumulative potential

Does not significantly accumulate in organisms. | n-octanol/water (log KOW) | 3.4 (25 °C) (ECHA) | | --- | --- | | BCF | 36.5 – 168 (ECHA) |

Does not significantly accumulate in organisms.

12.4 Mobility in soil

Data are not available.

12.5 Results of PBT and vPvB assessment

According to the results of its assessment, this substance is not a PBT or a vPvB.

The substance is not classified as PBT or vPvB.

12.6 Endocrine disrupting properties

Does not contain an endocrine disruptor (ED) at a concentration of ≥ 0,1%.

The substance does not contain an endocrine disruptor at a concentration of ≥ 0.1%.

12.7 Other adverse effects

Data are not available.

Data are not available.

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
1334
Shipping Name
NAPHTHALENE, REFINED
Transport Class
4.1
Packing Group
III
15

Regulatory Information

Chemical regulations, safety assessments, and compliance status

There is no additional information.

Chemical Safety Assessment Not performed
?

Frequently Asked Questions

Common questions about safety, handling, and properties

What is the hazard signal word for Naphthalene?

The signal word is warning.

What is the physical form of Naphthalene?

Naphthalene is a solid with white color. It has characteristic odor.

What is Naphthalene used for?

Laboratory chemical, Laboratory and analytical use

What are the hazard statements for Naphthalene?

This substance has 3 hazard statements:

  • H228: Flammable solid
  • H302: Harmful if swallowed
  • H351: Suspected of causing cancer

What is the melting point of Naphthalene?

The melting point is 80.3 C at 1,013 hPa (ECHA) and the boiling point is 218.1 C at 1,013 hPa (ECHA).