Sodium Stannate Trihydrate(Sn-42)

Sn:42.0% min.

Pb: 0.05% max

As: 0.15% max

Sb: 0.05% max

Alkali-insoluble matter: 0.25% max

Free alkali ( NaOH): 3.50% max

Package: 1000kg/IBC bag, 25kg/woven bag 

Sodium Stannate Trihydrate(Sn-36.5)

Sn: 36.5%min.

Pb: 0.003% max

As: 0.10% max

Sb: 0.01% max

Alkali-insoluble matter: 0.2% max

Free alkali (NaOH): 5.50% max

Package: 25kg/woven bag

We have much stock of Sn-42 & Sn-36.5, we can supply both at best price.