BS 2000-272:2002 Methods of test for petroleum and its products. Determination of mercaptan sulfur and hydrogen sulfide content of liquefied petroleum gases (LPG). Electrometric titration method
2002BS 2000-272:2002 Methods of test for petroleum and its products. Determination of mercaptan sulfur and hydrogen sulfide content of liquefied petroleum gases (LPG). Electrometric titration method
2002BS 2000-272:2000 Methods of test for petroleum and its products - Determination of mercaptan sulfur and hydrogen sulfide content of liquefied petroleum gases (LPG) - Electrometric titration method