Home Icon Chemical Stain
Direct Red 28
EC: 209-358-4 NC: 3204 14 00 UN: 2811
IATA: 6.1/III PAX: 619 CAO: 619
Signal Word: Danger
8 H350-H361d
Identity...............................................................................................IR p/t
l1 of max. ABS at pH 3,0........................................................ 563-568 nm
l2 of max. ABS at pH 5,2........................................................ 484-490 nm
A 1%, 1cm, l1 max. (calc. a.d.s.).......................................................>150
A 1%, 1cm, l2 max. (calc. a.d.s.).......................................................>200
T.L.C..................................................................................................... p/t.
MAX. IMPURITIES
pH transition interval:
blue violet..............................................................................................3,0
red orange.............................................................................................5,2
Loss on drying at 110°C......................................................................5 %
Subscribe our newsletter gor get notification about new updates, etc.
