| Substance | CYANOGEN BROMIDE | |
| UN Number | 1889 | |
| HIN (= Hazard Identification Number) | 668 | |
| ADR Label | 6.1+8 | |
| ADR Class | 6.1 | |
| Classification Code | TC2 | |
| Packing group | I | |
| ERIC | 6-38 | |
HIGHLY TOXIC CORROSIVE SUBSTANCE
1. Characteristics
- Gives off dangerous fumes.
- Corrosive, causing damage to skin, eyes and air passages.
- Highly toxic by ingestion, inhalation and skin absorption.
- Flash point above 60°C OR not flammable.
2. Hazards
- Heating of container(s) will cause pressure rise with risk of bursting and subsequent explosion.
- Gives off toxic and corrosive fumes, also when burning.
- May attack metals and produce hydrogen gas which may form explosive mixture with air.
- The vapour may be invisible and is heavier than air. It spreads along the ground and may enter sewers and basements.
3. Personal Protection
- Gas tight suit.
4. Intervention Actions
4.1 General
- PUBLIC SAFETY HAZARD - Warn people nearby to stay indoors with doors and windows closed. Stop any ventilation. Consider evacuation of people in immediate danger.
- Keep upwind. Put on protective equipment before entering danger area.
- Minimise number of personnel in risk area.
4.2 Spillage
- Stop leaks if possible.
- Contain spillage by any means available.
- Absorb liquid in sand or earth or any other suitable material.
- If substance has entered a water course or sewer, inform the responsible authority.
- Ventilate sewers and basements where there is no risk to personnel or public.
- Knock down vapour cloud with water spray.
- Consider covering liquid pool with alcohol resistant foam if necessary to reduce toxic vapour hazard.
4.3 Fire (involving the substance)
- Keep container(s) cool with water.
- Extinguish with water fog (spray).
- Do not use water jet to extinguish.
- Use water spray to knock down fire fumes if possible.
- Avoid unnecessary run-off of extinguishing media which may cause pollution.
5. First Aid
- If substance has got into eyes, wash out with water for at least 15 minutes and seek immediate medical attention.
- Remove contaminated clothing immediately and drench affected skin with plenty of water.
- Persons who have been in contact with the substance or have inhaled fumes should get immediate medical attention. Pass on all available product information.
- Mouth to mouth resuscitation should be avoided. Use alternative methods, preferably with oxygen or compressed air driven apparatus.
6. Essential Precautions For Product Recovery
- Use acid resistant equipment.
- Recover spilled product in hermetically sealed container.
7. Precautions After Intervention
7.1 Undressing
- Drench contaminated suit and breathing apparatus with water before removing facemask and suit.
- Use chemical protection suit and self contained breathing apparatus while undressing contaminated co-workers or handling contaminated equipment.
- Contain decontamination run off.
7.2 Equipment Clean Up
- Seek specialist advice before leaving incident.
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