Specs.:

Purity                                    98% min.

Water insoluble                   0.05% max. 

Iron                                    0.01% max.

Heavy Metal                      0.002% max.

PH Value                                   4.0

Packing:       25kgs net per bag or per customer's demand

Quantity:      22mt/20'FCL

Pls feel free to contact us if you are interested in it