AS 4670:2018 pdf free.Commercial propane and commercial butane for heating purposes. NOTE 2 Residue on evaporation — This is a measurement of the concentration of materials present in the product which are substantially less volatile than propane and butane. The method specified in JLPGA-S-03 is applied at a temperature of 105°C. NOTE 3 Total sulfur — It is acceptable to...
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