Apex Colours Apex Colours A Nile Chemicals Company
Biological Stains & pH Indicators

Naphthol green b

  

NAPHTHOL GREEN B

SPECIFICATION SHEET

PRODUCT       NAPHTHOL GREEN B  
CAS NO        19381 -50 - 1  
TESTS RESULTS (Limit/STD)
     
Solubility 0.1% (Dist water Clear green solution (Passes test)
Absorptivity 1%/1cm,    
in ( pH water)at l max. 719.0nm 209 (>110)
Loss on drying 110OC (1hr) 8.76% (<10%)

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