Disilane

Hazard statements (CLP)

H220, H250, H280

Code

Statements

H220

Extremely flammable gas

SECTION 2: Hazards identification

NFPA – RATINGS (SCALE 0-4) EU/EEC According to: Regulation (EC) No

2.2 Label elements

CLP DANGER UN GHS DANGER

Hazard statements

H220 - Extremely flammable gas H250 - Catches fire spontaneously if exposed to air H280 - Contains gas under pressure; may explode if heated Extremely flammable gas Catches fire spontaneously if exposed to air Contains gas under pressure; may explode if heated Extremely flammable gas Catches fire spontaneously if exposed to air Contains gas under pressure; may explode if heated Extremely flammable gas Catches fire spontaneously if exposed to air Contains gas under pressure; may explode if heated

Prevention

P202 - Do not handle until all safety precautions have been read and understood. P210 - Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P222 - Do not allow contact with air. P271 - Use only outdoors or in a well-ventilated area. P280 - Wear protective gloves/protective clothing/eye protection/face protection. Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. Do not allow contact with air. Handle and store contents under inert gas . Protect from moisture. Keep container tightly closed. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. Keep away from heat, sparks, open flames and/or hot surfaces. - No smoking. Do not allow contact with air. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. Wear cold insulating gloves, face shield and/or eye protection. Do not handle until all safety precautions have been read and understood. Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. Do not allow contact with air. Handle and store contents under inert gas . Protect from moisture. Keep container tightly closed. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection.

Response

P377 - Leaking gas fire: Do not extinguish, unless leak can be stopped safely. P381 - Eliminate all ignition sources if safe to do so. P304+P340 - IF INHALED: Remove person to fresh air and keep comfortable for breathing. P302+P334 - IF ON SKIN: Immerse in cool water/wrap in wet bandages. Storage/Disposal • P403 - Store in a well-ventilated place. P422 - Store contents under appropriate liquid or inert gas - . Leaking gas fire: Do not extinguish, unless leak can be stopped safely. In case of leakage, eliminate all ignition sources. IF INHALED: Remove person to fresh air and keep comfortable for breathing. IF ON SKIN: Immerse in cool water or wrap in wet bandages. Storage/Disposal • Protect from sunlight. Store in a well-ventilated place. Leaking gas fire: Do not extinguish, unless leak can be stopped safely. Eliminate all ignition sources if safe to do so. IF INHALED: Remove person to fresh air and keep comfortable for breathing. IF ON SKIN: Immerse in cool water/wrap in wet bandages. Storage/Disposal • Protect from sunlight. Store in a well-ventilated place. Store contents under appropriate liquid or inert gas . Leaking gas fire: Do not extinguish, unless leak can be stopped safely. In case of leakage, eliminate all ignition sources. IF INHALED: Remove person to fresh air and keep comfortable for breathing. IF ON SKIN: Immerse in cool water or wrap in wet bandages. Storage/Disposal • Protect from sunlight. Store in a well-ventilated place.

Other hazards

UN GHS • According to the Globally Harmonized System for Classification and Labeling (GHS) this product is considered hazardous United States (US)

Further information

Use a backflow preventative device in the piping Close valve after each use and when empty. Use only with equipment rated for cylinder pressure Use only with equipment purged with inert gas or evacuated prior to discharge from cylinder When returning cylinder, install leak tight valve outlet cap or plug Protect from sunlight when ambient temperature exceeds 52 C (125 F) Read and follow the Safety Data Sheet (SDS) before use. DO NOT REMOVE MANUFACTURER PRODUCT LABEL NFPA • NFPA RATINGS (SCALE 0-4): HEALTH=1 FIRE=4 REACTIVITY=2

2.1 Classification of the substance or mixture

CLP • Flammable Gases 1 - H220 Pyrophoric Liquids 1 - H250 Compressed Gas - H280