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LPG (Liquid Petroleum Gas or Liquid Propane Gas) testing complete set of test methods in accredited standards. Feel free to write in confidence for your LPG sampling and testing requirements.

LPG Testing Parameters and Test Methods
PARAMETERS TEST METHODS
Specific Gravity
Composition
– Methane
– Ethane
– Propane
– Iso-Butane
– N-Butane
– Iso-Pentane
– C5 and HeavierSulphur Species
– Hydrogen Sulphide
– Carbonyl Sulphide
– Methyl Mercaptan
– Ethyl Mercaptan
– Dimethyl Mercaptan
– Propyl Mercaptan
– Ethyl Methyl Sulphide
– Thiopene
– Di-methyl Disulphide
ASTM D 1070
ASTM D 2163






-ASTM D 6228








LPG (Liquid Petroleum Gas) Parameters and Test Methods
PARAMETERS TEST METHODS
Observed Sp. Gravity @60/60(not calculated)
Actual Vapour Pressure at 700F and 1000F
Composition
Mol%, C2,C3, 1C4, nC4, iC5, nC5 & neoC5
Total Sulphur ppm
Ethyl Mercaptan/ H2S
Non Volatile Residue Evaporated Temperature 95% max
Copper Strip Corrosion
Free Water Content
Total Aromatic Hydrocarbons
Total Unsaturated Aliphatic Hydrocarbons
Total unsaturated Hydrocarbons
Residual Matter residue Evaporated Temperature 95% max
1,3 Butadine
Moisture content ppm( for Propane only)
Methyl Mercaptan/ Ethyl Mercaptan COS+ SO-2
Acidity of Residue
Gross Heating Values
Average Molecular Weight
ASTM D 1070
ASTM D 1267
ASTM D 2163

ASTM D 5623

ASTM D 2158
ASTM D 1838
Visual
DHA
DHA
DHA
ASTM D 2158
DHA
Meter
ASTM D 5623
ASTM D 974
Calculation
Calculation
LPG Heavy Ends from SRF Testing
PARAMETERS TEST METHODS
Ammonia as N
pH
Oil and Grease
Cadmium
Chromium
Copper
Lead
Nickel
BOD
COD
Total Dissolved Solids
Total Suspended Solids
APHA 4500 NH3
APHA 4500 H+B
APHA 5520 B
APHA 3120 B
APHA 3120 B
APHA 3120 B
APHA 3120 B
APHA 3120 B
APHA 5210 B
APHA 5220 D