Hexagon Overseas is based in India and lists industrial chemicals on Global Trade Plaza. The company offers magnesium carbonate, supplied as a white amorphous fine powder with a chemical formula of 4MgCO3·Mg(OH)2·5H2O, a pH of 9.0 ± 0.5, and loss on ignition of 56% maximum. It also lists calcium bromide at 52% concentration. The magnesium carbonate is packed in laminated HDPE bags with a PE liner, sized 30" x 50" and a net weight of 15 or 20 kg. Buyers can send an enquiry through Global Trade Plaza.