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The Ultimate Chemistry of Color
 
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SOLVENT ORANGE 7
 
NAME OF THE PRODUCT OIL ORANGE DXN
C.I.HUE NAME SOLVENT ORANGE 7
C.I.NUMBER 12140
CHEMICAL CLASS MONOAZO
HUE REDDISH ORANGE (LACQER)
PHYSICAL APPEREANCE ORANGE
PH 7 TO 8
MOLECULAR WEIGHT 276
SOLUBILITY SOLUBLE IN ETHANOL, ACETONE & 
BENZENE (REDDISH ORANGE)
INSOLUBLE IN BENZENE.
LOVIBOND TINTOMETER
READING AT 0.002%
COLOUR IN BENZENE IN
1/4 INCH CELL
YELLOW 6.5 + 0.3
RED 3.4 + 0.3
LEAD CONTENTS LESS THAN 20 PPM
ARSENIC CONTENTS LESS THAN 2 PPM
HEAVY METAL CONTENTS LES THAN 100 PPM
FREE AMINE CONTENTS LESS THAN 200 PPM
FASTNESS  
LIGHT GOOD
HEAT : MELTING POINT 
           : STABLE TO 
160oC + 2
100oC
WATER INSOLUBLE
EFFECT OF 5% NA2CO3 UNAFFECTED
EFFECT OF 5% HCL UNAFFECTED
MATERIAL SUPPLIED AS HEAVY PAPER BAGS/ M.S. DRUMS / HDPE CARBOYS INSIDE DOUBLE POLYTHELENE BAGS
USES IN OILS, FATS, WAXES, IN HYDROCARBON SOLVENTS FOR POLISHES, CANDLES, POLYSTYRENE RESINS.
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