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 Acute toxicity (Oral) Category 4

Skin corrosion/irritation Category 3

Serious eye damage/eye irritation Category 2A

Reproductive toxicity Category 2

Not classified 

Harmful if swallowed

Causes mild skin irritation

Causes serious eye irritation

Suspected of damaging fertility or the unborn child 

Obtain special instructions before use.

Do not handle until all safety precautions have been read and understood.

Do not eat, drink or smoke when using this product.

Wash hands and face thoroughly after handling.

Wear protective gloves, protective clothing, face protection. 

IF SWALLOWED: Call a POISON CENTER or doctor if you feel unwell. Rinse mouth. If skin irritation occurs: Get medical advice or attention.

IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.

IF exposed or concerned: Get medical advice or attention. 

Substance/mixture: Substance

Components: 1,2,4-Triazole

Percent: >99.0%(GC)

CAS RN: 288-88-0

Synonyms: Pyrrodiazole

Chemical Formula: C₂H₃N₃

Physical state (20°C): Solid

Form: Crystal  - Powder

Colour: White  - Slightly pale yellow

Odour: Characteristic pH: 8 (20 °C)

Melting point/freezing point: 121°C

Boiling point/range: 260°C

Flash point: No data available

Flammability or explosive limits:   

Lower: No data available   

Upper: No data available

Relative density: No data available

Solubility(ies):   

[Water] Very soluble  (125g/100mL, 20°C)

[Other solvents]

Very soluble: Alcohols

Soluble: Ethyl acetate

Slightly soluble: Chloroform, Xylene Very slightly soluble: Ether, Benzene

Log Pow: -0.6

Autoignition temperature: 490°C

Chemical stability: Stable under proper conditions.

Possibility of hazardous reactions: Dust explosion possible if in powder or granular form, mixed with air.

Conditions to avoid:  Static discharge Incompatible materials: Oxidizing agents, Strong acids

Hazardous decomposition products: Carbon dioxide, Carbon monoxide, Nitrogen oxides (NOx)