Content BR &B 200%-240%
Contact: abraham[at]bairundyes.com
Moisture 6.0% max.
Insoluble matter in sodium sulphide 0.7% max.
Colour a) powder: black
Slightly soluble in DMF, DMSO, pyridin. Insoluble in alcohols, ketones, hydrocarbons,
esters.
pH value: 8,5 – 10,0 (at 10 g/l, 20° C)
Contact: abraham[at]bairundyes.com