1898-66-4， 2,2-联苯基-1-苦基肼基 (自由基)
2,2-Diphenyl-1-picrylhydrazyl (free radical)
H334-H317May cause allergy or asthma symptoms or breathing difficulties if inhaled.May cause an allergic skin reaction.
P285-P261-P280-P342+P311-P363-P304+P341-P321-P333+P313-P302+P352-P501aIn case of inadequate ventilation wear respiratory protection.Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves/protective clothing/eye protection/face protection.If experiencing respiratory symptoms: Call a POISON CENTER or doctor/physician.Wash contaminated clothing before reuse.IF INHALED: If breathing is difficult, remove to fresh air and keep at rest in a position comfortable for breathing.Specific treatment (see label).If skin irritation or rash occurs: Get medical advice/attention.IF ON SKIN: Wash with plenty of soap and water.Dispose of contents/container in accordance with local/regional/national/international regulations.
42/43May cause sensitization by inhalation and skin contact.
22-24-37-45-60Do not breathe dust.Avoid contact with skin.Avoid contact with skin.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste