Experiment 6, page 3

ZINC (dust):

FLAMMABLE POWDER

Grey powder, insoluble in water.

Toxic effects:
Hazardous reactions:
Spillage & disposal:

Irritating to eyes. Harmful by ingestion.
Reacts with acids to liberate hydrogen.
Sweep up spillages and contain for disposal.

2,4-DINITROPHENYLHYDRAZINE:
EXPLOSIVE WHEN DRY
TOXIC BY INHALATION, INGESTION AND BY SKIN CONTACT

Orange-red crystalline powder, slightly soluble in water. Avoid contact with skin, and ingestion.

Toxic effects:

Toxic by inhalation, ingestion and skin contact. Irritating to eyes and skin. Danger of
cumulative effects.
Explosive when dry. Can react vigorously with oxidising and reducing reagents.
Clear area. Wear goggles, gloves, and laboratory coat. Mix with wet sand and transfer to
container for disposal. Wash area with detergent and water.

Hazardous reactions:
Spillage & disposal:

OCT-1-ENE:

HIGHLY FLAMMABLE

Colourless liquid, characteristic sharp odour; b.p. 122ºC. Insoluble in water.

Toxic effects:
Fire hazard:

Harmful if ingested in quantity. Irritating to eyes and skin.
Flash point: 21ºC. Extinguish fires with CO2.
Can react vigorously with oxidising reagents.
Clear area. Wear goggles, gloves, and laboratory coat. Mix with sand and transfer to
container for disposal. Wash area with detergent and water.

Hazardous reactions:
Spillage & disposal: