food grade food grade

Appearance                      white powder           accordance

Assay(C4H6O6)                   >=99.5                 99.9%

Melting point                      200-206               205.0-205.5

As    mg/kg                     <=2                    <2

Heavy metals Pb mg/kg             <=10                   <10

Residue on ignition                 <=.0.10                 0.04

Loss on drying                     <=0.50                 0.03

Sulfate test                        <=0.04                 <0.04

Readily oxidizable substances         accordance             accordance