EMPTY CYLINDER FOR USED SF6 WITH A PURITY > THAN 97%; CYLINDER COLOUR APPLE GREEN BODY WITH GOLDEN YELLOW SHOULDER; G SIZE CYLINDER; TYPE 31 VALVE GAS BOTTLES STRAPPED PER SKID;EMPTY CYLINDERS HELD AT ZILLMERE (PMST LOCATION);WEIGHT OF EMPTY BOTTLE 50 KG APPROX;SKID WEIGHT 500 KG;