Sodium Nitrate For Glassware

Properties of Sodium Nitrate for Glassware Manufacturinge:
1) Colorless hexagonak system crystal
2) Density: 2.257
3) Melting point: 306.8A C
4) Easy to dissolve in water and liquid-ammonia, glycerine, easy deliquescence
5) Decomposition temperature: 380A C and decomposited quickly when heated to 529A C
6) Sodium nitrate is oxidant
7) Can inflammation and explosive while mixed with organic compound
8) Sulfur sodium acid sulfite

Applications:
Used in glasswares and glass bottles manufacturing as defoamer, decolor agent, clarificant as well as flux.

Specifications:
1) Sodium nitrate (as dry basis): 98.50% min.
2) Moisture: 1.5% max.
3) Water insolubles: 0.02% max.
4) Chloridum (Cl) (as dry basis): 0.02% max.
5) Sodium nitrite (as dry basis): 0.01% max.
6) Sodium carbonate (as dry basis): 0.10% max.
7) Fe: 0.005% max.

Packing: 50kg/PP woven bag with PE liner inside.