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Hexane, Food Grade
     
IS:3470-2002
Sl.No
Characteristics
Method No.
Requirement
1
Density at 20°C, g/ml
IS 1448 [P:32]
0.660 to 0.687
2
Refractive Index
ASTM D 1218
1.375 to 1.384
3
Distillation
IBP, °C Min
Distilled between 64 and 70°C, % volume, Min
IS 1448 [P:18]

63
95
4
Non volatile residue, g/100 ml, Max
IS 3470 Annex A
0.0005
5
Reaction of non volatile residue
IS 3470 Annex B
Neutral to methyl orange
6
Sulphur content, mg/kg, Max
IS 3470 Annex C or
ASTM D 5453 or
ASTM D 4045
5
7
Lead as Pb, mg/kg,max
IS 3470 Annex D
1
8
Benzene content, % v/v,Max
IS 3470 Annex E
0.05
9
Poly cyclic aromatic hydrocarbons
IS 3470 Annex F
To pass the test
Sulphur
SI. No
Characteristics
Requirement
1
Sulphur, Purity by mass, Min
99.96
2
Humidity, % by mass, Max
0.02
3
Organic bituminus compounds, % by mass, Max
0.12
4
Ash, % by mass, Max
0.02
5
Acids (as H2SO4), % by mass, Max
0.003
6
Selenium
Free
7
Tellurium
Free
8
Arsenic
Free
Paraffin Wax
SI. No.
Characteristics
Method No.
Equipment Availability
     
Type I
Type II
Type IIA
Type III
1
Melting point (cooling curve), deg. C IS 4654
45 to 75
58 min
45 to 75
 
Annex A
       
2
Ash, % by mass, Max IS 1448 [P:4]
0.03
0.03
0.03
0.03
3
Acidity, organic, mg of KOH/g, Max IS 1448 [P:2]
0.01
0.01
0.01
0.01
4
Acidity, inorganic, mg of KOH/g, Max IS 1448 [P:2]
0.01
0.01
0.01
0.1
5
Saponification value, Max IS 1448 [P:55]
1.0
1.0
1.0
1.0
6
Oil content, % by mass, Max IS 4654        
   
Annex B
0.5
0.5
1.5
3.5
7
Colour, Lovibond in 18-in cell, Max IS 1448 [P:13]
1.0Y
2.0Y
2.0Y
 
   
Method A
       
8
Colour ASTM, Max IS 1448 [P:12]      
2
9
Acid discolouration test IS 4654
Passes
     
   
Annex C
       
10 
Ultra violet (UV) absorbance IS 4654        
  per centimetre path length, Max
Annex D
       
  280 - 289 millimicrons  
0.015
     
  290 - 299 millimicrons  
0.012
     
  300 - 359 millimicrons  
0.08
     
  360 - 400 millimicrons  
0.02
     
11
Odour, Max IS 4654        
   
Annex E
       
 
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