Naphrax
The mountant of choice for diatoms
1. IDENTIFICATION OF THE SUBSTANCE AND OF THE COMPANY
Product name : Naphrax: High resolution diatom mountant
Company : Brunel Microscopes Ltd,
Unit 2 Vincients Road
Bumpers Industrial Estate
Chippenham
Wiltshire
SN14 6NQ
Tel: 01249 462655
Email: mail@brunelmicroscopes.co.uk
2. HAZARDS IDENTIFICATION
According to European Directive 67/548/EEC this product is not classified as dangerous goods.
Label elements
The product does not need to be labeled in accordance with EC directives or respective national laws
Other Hazards -
3. COMPOSITION/INFORMATION ON INGREDIENTS
Naphrax
Naphrax is a naphthalene/formaldehyde thermoplastic polymer. It contains approximately 6% of the plasticiser dimethyl phthalate. Naphrax is neutral and non-
Structure: [ -
Contains:
Dimethyl Phthalate
Empirical Formula: C10 H10O4
Molecular formula: C6H4-
CAS: 131-
EC No: 205-
Composition: 6%
Synonyms: Phthalic Acid, Dimethyl Ester, 1:2-
Dimethyl Ester
4. FIRST AID MEASURES
Because of the small quantities used it is unlikely that a significant exposure would be encountered, however the following first aid measures should be noted.
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 and rest
In case of skin contact
Wash off with soap and plenty of water.
In case of eye contact
Rinse thoroughly with plenty of water for at least 15 minute.
If swallowed
Seek medical attention.
Naphrax Material Safety Data Sheet
5. FIRE-
Suitable extinguishing media
Extinguishers: Use carbon dioxide, chemical powder or foam.
Thermal Decomposition: Toxic fumes of carbon monoxide may be produced
Special protective equipment for fire-
Self-
6. ACCIDENTAL RELEASE MEASURES
Personal precautions
Wear respirator, goggles and rubber gloves. Absorb on and or vermiculite and place in containers for disposal.
Ventilate area and wash spill site after pick-
Environmental precautions
Prevent further leakage or spillage if safe to do so. Do not let product enter drains.
Methods and materials for containment and cleaning up
Wear dust mask, chemical safety goggles. Pick up and arrange disposal without creating dust. Keep in suitable, closed containers for disposal. Ventilate area and wash spill site after pick up is complete.
7. HANDLING AND STORAGE
Precautions for safe handling
Avoid contact with skin and eyes. Avoid formation of dust and aerosols.
Use in a well-
Conditions for safe storage
Keep container tightly closed in a cool, dark, dry and well-
Recommended storage temperature: 10 °C
8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Personal protective equipment
Respiratory protection
Where risk assessment shows air-
type N99 (US) or type P2 (EN 143) respirator cartridges as a backup to engineering controls. If the
respirator is the sole means of protection, use a full-
components tested and approved under appropriate government standards such as NIOSH (US) or CEN
(EU).
Hand 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.
The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the
standard EN 374 derived from it.
Eye protection
Face shield and safety glasses Use equipment for eye protection tested and approved under appropriate
government standards such as NIOSH (US) or EN 166(EU).
Skin and body protection
Complete suit protecting against chemicals, The type of protective equipment must be selected according
to the concentration and amount of the dangerous substance at the specific workplace.
Hygiene measures
Avoid contact with skin, eyes and clothing. Wash hands before breaks and immediately after handling the
product.
9. PHYSICAL AND CHEMICAL PROPERTIES
Appearance
Form: Resin
Colour: Clear, Amber
Safety data
pH: no data available
Melting point: no definitive melting point, softens with increased heat. Liquefies between 80-
Boiling point: no data available
Flash point: no data available
Ignition temperature no data available
Lower explosion limit no data available
Upper explosion limit no data available
Soluble in toluene, xylene, mesitylene
10. STABILITY AND REACTIVITY
Chemical stability
Stable under recommended storage conditions.
Conditions to avoid
no data available
Materials to avoid
Incompatible with oxidising agents, acids and alkalis
Hazardous decomposition products
no data available
11. TOXICOLOGICAL INFORMATION
Acute toxicity
no data available
For Dimethyl Phthalate: LD50 Oral -
LD50 Dermal -
Serious eye damage/eye irritation
no data available
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
For Dimethyl Phthalate: Possible risk of congenital malformation in the fetus.
Overexposure may cause reproductive disorder(s) based on tests with laboratory animals.
Specific target organ toxicity -
no data available
Specific target organ toxicity -
no data available
Aspiration hazard
no data available
Potential health effects
Inhalation May be harmful if inhaled. May cause respiratory tract irritation.
Ingestion May be harmful if swallowed.
Skin May be harmful if absorbed through skin. May cause skin irritation.
Eyes May causes eye irritation.
Signs and Symptoms of Exposure
To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly
investigated.
Dimethyl Phthalate
Burning sensation, Cough, wheezing, laryngitis, Shortness of breath, Headache, Nausea, Vomiting, Central
nervous system depression, Gastrointestinal disturbance, Kidney injury may occur.
Additional Information
Dimethyl Phthalate: RTECS: TI1575000
12. ECOLOGICAL INFORMATION
Toxicity
no data available
Persistence and degradability
no data available
Bioaccumulative potential
no data available
Mobility in soil
no data available
PBT and vPvB assessment
no data available
Other adverse effects
no data available
13. DISPOSAL CONSIDERATIONS
Product
Observe all governmental, federal, state, provincial and local environmental regulations. Contact a licensed professional waste disposal service to dispose of this material. Dissolve or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber.
Contaminated packaging
Dispose of as unused product.
14. TRANSPORT INFORMATION
ADR/RID
Not dangerous goods
IMDG
Not dangerous goods
IATA
Not dangerous goods
15. REGULATORY INFORMATION
This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006.
16. OTHER INFORMATION
The following general precautions should be observed:
1. Inexperienced personnel should not handle chemicals except under strictest supervision.
2. The label should always be read, checking that the chemical is that required.
3. Do not eat, drink or smoke in areas where chemicals are handled or used.
4. Seal container after use.
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. Robert Charles Laboratories Ltd., shall not be held liable for any damage resulting from handling or from contact with the above product.
