TEST METHOD

LIMIT

UNIT

ANALYSIS

ASTM  D2163

0.2max

٪vol

C2  Hydrocarbon

ASTM  D2163

*

٪vol

C3  Hydrocarbon

ASTM  D2163

*

٪vol

C4  Hydrocarbon

ASTM  D2163

2max

٪vol

C5  Hydrocarbon

ASTM

Negative

-

Hydrogen sulphide

IP.104(A)

0.23max

g/m³

Mercaptan sulphur

-

12

g/m³

Odorizing agent

 1 st ESFAND TO 1st KHORDAD

1 st AZAR TO 1 st ESFAND

1 st MEHR TO   1 st AZAR

1 st KHORDAD TO 1 st MEHR

30-50

50-70

50-70

30-50

30-50

50-70

15-35

65-85

vol ٪  C₃ ^'S

vol ٪  C₄ ^'S

1 st FARVARDIN TO 1st KHORDAD

1 st ABAN TO 1 st FARVARDIN

1 st SHAHRIVAR TO 1 st ABAN

1st KHORDAD TO 1 st SHAHRIVAR

30-50

50-70

50-70

30-50

30-50

50-70

15-35

65-85

vol ٪  C₃ ^'S

vol ٪  C₄ ^'S

1 st ORDIBEHESHT TO 1 st TIR

1 st ABAN TO 1 st ORDIBEHESHT

1 st SHAHRIVAR TO 1 st ABAN

1 st TIR TO 1 ST SHAHRIVAR

30-50

50-70

50-70

30-50

30-50

50-70

15-35

65-85

vol ٪  C₃ ^'S

vol ٪  C₄ ^'S