Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H317May cause an allergic skin reaction

H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P272Contaminated work clothing should not be allowed out of the workplace.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P285In case of inadequate ventilation wear respiratory protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P304+P341IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing.

P321Specific treatment (see … on this label).

P333+P313IF SKIN irritation or rash occurs: Get medical advice/attention.

P342+P311IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician.

P363Wash contaminated clothing before reuse.

P501Dispose of contents/container to..…

Reactive Red 11 Chemical Properties,Usage,Production

Preparation

4-Aminobenzoic acid diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling, again with 2,4,6-Trichloro-1,3,5-triazine condensation.

Properties and Applications

colourful red blue light. Purplish red powder. The strong sulfuric acid for purple, diluted into blue light red, precipitation; In nitric acid for red, diluted is still red, precipitation. Blue water solution is red, with 1 Moore sodium hydroxide solution turned red, continue to add insurance powder and warm, become light yellow, plus a boric acid sodium is still light yellow. Mainly used for cotton, viscose fabric and silk dyeing and printing.