S P E C I F I C A T I O N S

LACMOID

Synonyms:					Resorcein; resorcin blue

CAS No.:					42249-61-6

Chemical Formula:				C24H16N2O6

Formula Weight:				428.39

Appearance:					Dark blue, dark violet to black powder

Lambda max.:				611nm in methanol

Solubility:					Opaque, dark blue solution
 (1 mg/ml MeOH)

Visual transition interval:    		From pH 4.4 (red)
To      pH 6.4 (blue) 

Effective Date: 01/12/09