1 Hameldown Road
Okehampton Devon
EX20 1UB UK
Phone +44 (0)1837 54446
Fax + 44 (0)1837 54544
Email info@microanalysis.co.uk
Web www.microanalysis.co.uk
Safety Data Sheet
1 Identification of the substance/preparation and of the company/undertaking
Identification of the product
Catalogue number(s) B2040
Product Name: Imidazole OAS
Manufacturer/supplier identification
As listed above
2 Composition/information on ingredients
Chemical characterisation
Organic solid
Product name: Imidazole
CAS number: 288-32-4
EC No: 206-019
3 Hazard identification
Harmful if swallowed. Causes burns
4 First aid measures
Eye contact: Irrigate thoroughly with water for at least 10 minutes OBTAIN MEDICAL
ATTENTION.
Inhalation: Remove from exposure, rest and keep warm. In severe cases, or if exposure has
been great, obtain medical attention.
Skin Contact: Drench the skin thoroughly with water. Remove contaminated clothing and wash
before re-use. Unless contact has been slight. OBTAIN MEDICAL ATTENTION.
Ingestion: Wash out thoroughly with water and give plenty of water to drink. OBTAIN MEDICAL
ATTENTION.
5 Fire-fighting measures
Special risks
Combustible. May evolve toxic fumes in fire. (nitrogen oxides)
Suitable extinguishing media
Water spray, foam, dry powder or carbon dioxide.
Do not stay in danger zone without respiratory protective equipment. Prevent fire fighting water
entering watercourses or ground water.
6 Accidental release measures
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Wear appropriate protective clothing. Avoid generation of dusts. Do not inhale dusts. Fo not
allow to enter sewerage system.
Carefully take up dry and arrange removal by disposal company Clean up affected area.
7 Handling and storage
Handling:
Work under fume extractor. Do not inhale dusts. Change contaminated clothing. Wash hands
after working with this material.
Storage:
Store at room temperature (15 to 25’c recommended). Keep well closed and protected from
direct sunlight and moisture.
8 Exposure controls/personal protection
As appropriate to the situation and the quantity handled. Engineering methods to control or
prevent exposure are preferred.
Respirator: Dust respirator.
Ventilation: Extraction Hood
Gloves: Rubber or plastic
Eye protection: Goggles or face-shield
Other precautions: Plastic apron, sleeves, boots – if handling large quantities
9 Physical and chemical properties
Form:
Solid.
Colour:
Colourless to white
Odour:
Almost odourless
Melting temperature:
88c
Boiling temperature:
256c
Density (g/ml):
1.03
Vapour pressure:
0.003 hPa (20c)
Solubility in water:
250g/l (20c)
Flash point:
>135c
Auto-ignition temperature:
480c
Log P(o/w):
-0.02
10 Stability and Reactivity:
Sensitive to moisture.
Substances to be avoided: Strong oxidising agents, acids.
The possible reaction with other substances cannot be excluded.
Conditions to be avoided: Heat.
11 Toxicological information
After inhalation: Irritation of the mucous membranes, coughing and dyspnoea.
After skin contact: Burns.
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After eye contact: Burns.
Ingestion may result in burns of mouth oesophagus and stomach.
After the uptake of large quantities – possible effects: convulsions.
Further hazardous properties cannot be excluded. The product should be handled with the
care usual when dealing with chemicals.
Further data
LD50 220mg/kg oral, rat.
Evidence of reproductive effects. (150mg/kg, mouse) Evidence of mutagenic effects.
Skin irritation test (rabbit): Burns
Eye irritation test (rabbit): Burns.
Ames-Test: Negative.
12 Ecological information
Bio-accumulation potential: Low (Log Pow <2).
Biological degradability: Good.
Low aquatic toxicity.
Fish toxicity: LC50 (L.idus): 100-500mg/l/48h.
Daphnia toxicity: EC50 0.5mg/l/48h.
Algeal toxicity: IC50 130mg/l/72h.
Adverse ecological effects cannot be excluded exluded in the event of improper handling or
disposal.
Do not allow to enter the drinking water supplies, waste water, or soil.
13 Disposal considerations
Chemical residues are generally classified as special waste, and as such are covered by
regulations which vary according to location. Contact your local waste disposal authority for
advice, or pass to a chemical disposal company. Rinse out empty containers thoroughly before
returning for recycling.
14 Transport information
UN-No.: 3263
IMDG class: 8
Packing group: III
Correct shipping name: CORROSIVE SOLID, BASIC, ORGANIC, N.O.S., (IMIDAZOLE)
ADR/RID: 8,55’(c)
15 Regulatory information
Labelling according to EC directives
Symbol: C
Corrosive.
R-phrases:
R22-34
Harmful if swallowed. Causes burns
S-phrases:
S22-26-36/37/39-45
Do not breathe dust. In case of contact with eyes, rinse immediately with plenty of water and
seek medical advice. Wear suitable protective clothing, gloves and eye/face protection. In case
of accident or if you feel unwell, seek medical advice immediately.
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EC-No: 206-019-2
Local regulations
UK Transport Category 3
16 Other information
Reason for alteration: n/a
Revision Date: 16th October 03
Revision number: 0 (First issue)
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