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Nakhle Barani Pardis (Since 1997)



Iran  LPG (Propane / Butane)

NIOC GUARANTEED SPECIFICATION

LPG PROPANE

 

Test Item

Test Method

Specification

Sp. Gr. 15.6/15.6 Deg.C

ASTM D 2598

To be reported

Vapor pressure (psig at 100 Deg.F)

ASTM D 1267 or D 2598

Max 200

Propane content (vol %)

ASTM D 2163

Min 96.0

Ethane content (vol %)

ASTM D 2163

Max 2.0

Volatile residue (Butane+)(Vol %)

ASTM D 2163

Max 2.5

Residue on evaporation of 100ml

ASTM D 2158

Max 0.05

Oil stain observation

ASTM D 2158

Pass

Copper corrosion

ASTM D 1838

No. 1 strip

Sulfur content (ppm)

ASTM D 1266 or D 5453

Max 40

H2S

ASTM D 2420 or IP103

Negative

Moisture

ASTM D 2713 or D 1744

Pass

 

 

 

BUTANE

 

Test Item

Test Method

Specification

Sp. Gr,15.6/15.6 Deg.C.

ASTM D 2598

To be reported

Vapor Pressure(psig at 100 deg.F)

ASTM D 1267 or D 2598

Max 70

Butane content (vol%)

ASTM D 2163

Min 95.0

Volatile residue (Pentanc +)(vol%)

ASTM D 2163

Max 2.0

Copper corrosion

ASTM D 1838

No. 1 strip

Sulfur content(ppm)

ASTM D 1266 or D 5453

Max 80

H2S

ASTM D 2420

Negative

Free water

Visual

None