bids are invited for viscosity measureing device b4 with stand , viscosity measureing device b6 with stand , precision calibration weight set 100 gram 10kg m2 class , borosilicate petri dish with lid dia 90 to 100 mm , borosilicate beaker 100ml , crucible tongs 15-20 inch , crucible tongs 25-30 inch , nitrile hand gloves ultra heavy duty elbow length , disposable paper cup 100 ml , polypropylene container with screw cap 500 ml , polypropylene container with screw cap 1000 ml , welding safety apron , heat resistance protective gloves , zip lock pouches 6x9 inch , zip lock pouches 4x5 inch , composite cutting knife , blade set for composite cutting knife , ph meter with automatic atc probe , buffer solution ph 9.0 volume 500 ml , buffer solution ph 7.0 volume 500 ml , buffer solution ph 4.0 volume 500 ml , pycnometer 50 ml capacity , pycnometer 25 ml capacity total quantity : 1854