bids are invited for iron standard 1000 micro gram per ml 100ml , copper standard 1000 micro gram per ml 100ml , arsenic standard 1000 micro gram per ml 100ml , tin standard 1000 micro gram per ml 100ml , magnesium standard 1000 micro gram per ml 100ml , chromium standard 1000 micro gram per ml 100ml , zinc standard 1000 micro gram per ml 100ml , boron standard 1000 micro gram per ml 100ml , silver standard 1000 micro gram per ml 100ml , antimony standard 1000 micro gram per ml 100ml , cadmium standard 1000 micro gram per ml 100ml , mercury standard 1000 micro gram per ml 100ml , calcium standard 1000micro gram per ml 100ml , nickel standard 1000 micro gramper ml 100ml , selenium standard 1000 micro gram per ml100ml , lead standard 1000 micro gram per ml 100ml , barium standard 1000 micro gram per ml 100ml , nitricacid element free grade 1 litre net , sulphuric acidelement free grade 1 litre net , hydrogen peroxideelement free grade 1 litre net , hydrochloric acid elementfree grade 1 litre net , centrifuge tube 50ml , centrifugetube 15ml , methanol ms grade 4 litre net , acetronitrilems grade 4 litre net , water ms grade 4 litre net total quantity : 540