Index

Appearance

White or cream colored acicular crystal

Clarity of solution

Colorless and transparent

Pathogens

None <undetacted)

Melting Point

152-155

Purity

99.0% min

Loss an drying

0.5% max

Residue on ignition

0.1% max

Iron

10ppm max

Heavy metals

3ppm max

Arsenic

1ppm max

Chloride

50ppm max