72-57-1 TRYPAN BLUE
Tests Results
1. Appearance - Dark Blackish Brown powder
2. Solubility 0.1% (50%EtOH) - Clear Blue solution
SPECIFICATION LIMITS Results
Absorption Max.(50% EtOH) :600 - 610nm 605
Absorptivity (A1%/1cm,in 50%EtOH, at max.) :> 450 640
Loss On Drying (1100C) 1 hr :< 10% 3.49%
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