Assertion: dye's property | /r/HasProperty | tested available
Facets:
value: for each dye
type: OTHER
value: very well
type: DEGREE
value: scientifically
type: MANNER
Source sentences:
text: While the toxicological properties of synthetic dyes are very well tested scientifically and safety data sheets are available for each dye, similar study to that of azo dyes for natural dyes is not available.