TEST

METHOD

LIMITS

RESULT

Alcohol Content Gl at 20C

ASTM D 4052

Min.96,2

96,6

Aldehydes (as acetaldehydes),mg/100ml

GLC

Max.0,5

Less than 0,5

Acidity (as Acetic Acid), mg/100ml

ASTM D 1613

Max.0,5

0,3

Benzene, ppm

UV

Absent

Absent

Chlorides,ppm *

Turbidimetric

Absent

Absent

Sulphur,ppm *

ASTM D 3120

Absent

Absent

Crotonaldehyde,ppm **

GLC

Negative

Negative

Cyclohexane,mg/100ml

GLC

Negative

Negative

Hydrocarbons

ASTM D 1722

Negative

Negative

Dry Extracts,mg/100ml

ASTM D 1353

Max.1,5

0,3

Esters(Ethyl Acetate),mg/100ml

GLC

Max.1,0

Less than 0,5

Methanol,mg/100ml

GLC

Max.1,0

Less than 0,5

Isopropanol,mg/100ml

GLC

Max.1,0

Less than 0,5

Permanganate time tests at 20C

ASTM D 1653

Min.10

26:00

Total Higher Alcohols,mg/100ml

GLC

Max.1,0

Less than 0,5

Alkalinity

ASTM D 1613

Negative

Negative

Aspect

Visual

Clear and exempt from material in suspension

Clear and exempt from material in suspension

Sulphate, ppm

Spectrophotometer

Absent

Absent

Absorption UV (1cm-water)

-

-

-

Absorption UV (cell form) at 220nm

UV

Max.0,20

0,19

Absorption UV (cell form) at 230nm

UV

Max.0,10

0,09

Absorption UV (cell form) at 240nm

UV

Max.0,05

0,03

Absorption UV (cell form) at 270nm

UV

Max.0,02

0,001