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01
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Raw Material and Products
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Pure Methanol Specification
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Federal Specification O-M-232J
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Grade AA
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Acetone and
Aldehyds
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0.003 percent by weight ,maximum
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Acetone
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0.002 percent by weight ,maximum
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Acidity (as acetic acid)
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0.003 percent by weight ,maximum
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Appearance
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free of opalescence
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suspended matter ,and sediment
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Carbonizable impurities ,colour.pt.co maximum
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No.30 of ASTM D1209
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Colour,Pt-co .maximum
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No.5 of ASTM D1209
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Distillation ranges at 760
mm Hg ,max
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10.0°C(and shall incl.64.6°C±0.1°C
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Ethanol ,percent by weight
,maximum
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0.001
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Nonvolatile matter ,mg per
100ml maximum
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10
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Odor
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Characteristic .non-residual
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Permanganate time
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No discharge of
colour in 50 min
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Specific gravity at 20°/20°C,maximum
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0.7928
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water.percent by weight ,maximum
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0.1
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Methanol.percent by weight .minimum
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99.85
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Alkalinity (as ammonal)
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0.003wt.%max
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02
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Designation
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Methanol
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03
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Chemical properties
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ph value
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04
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Affinity to :mixable with
water
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05
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Physiological properties
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£ toxic c caustic
c
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toxic by inhalation and swallowing ( MAK
200ppm)
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06
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Other properties
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£flammable c
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07
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Hazard class
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NFPA 497 M
Gr.D,Class lB
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Remarks :test methanol fro Feed and PRODUCT according to ASTM…….
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