Dear Sir/ Madam, I am Nataly from 3S POLYMERS Ltd. We are interested in purchasing of Calcium carbonate. the quality demand is: Assay min 96% Real density min 2.5g/cm3 Water max 1% Sieve residual No. 0.7 max 5% w/w% insoluble in acidum hydrochloridum max 0,5% The annual 2019 qnty is 7113Mt. This qnty will be divided into definite lots and shipped monthly. Ask you to provide with the quotaion based on CIF Vladivostok terms including packing details, FLC of 1 container, also ask you attach COA and MSDS. Thank you in advance and best rgds, Nataly Show More