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CONGO RED INDICATOR For Microscopy

HomeLaboratory ChemicalsAdsorption Indicators
SYNONYMS :  
CONGO RED 4B, COSMOS RED, COTTON RED B, COTTON RED C, DIRECT RED 28, DIRECT RED R, DIRECT RED Y
 
Article No. 02930
Grade For Microscopy
Purity
CAS No. 573-58-0
Molecular Formula C32H22N6Na2O6S2
Molecular Weight 696.65
H.S. Code 3204.1400
Shelf Life 5 Years

 
C.I.No.22120
 
Specifications
Appearance Brownish red powder
Description Brownish red powder
Appearance of solution (1.0 g/l; water) almost clear to slightly turbid , red solution
Transition range at pH 3.0 to pH 5.2 Violet to orange red
Loss on drying at 110°C Max 5.0%
Sensitivity test Passes test
Packings
00025    25 g
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00100    100 g
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01000    1000 g
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Safety Information and Hazard Symbols
Symbol: GHS08
Signal Word: Danger
Hazardous Statement: H350-H361d
Precaution Statement: P201-P281-P308 P313
 
Revision Date : 23-Aug-2013