Sodium Metasilicate Nonahydrate
Appearance: White crystalline powder
Molecular formula: Na2SiO3@9H2O
Technical requirements:

Sodium oxide(Na2O) %      19.0-22.0 
Silicon dioxide(SiO2) %      18.5-22.0 
Total solid content(Na2O+SiO2) ≥     39.5 
Iron(Fe) % ≤0.01 
Characteristics: Easily soluble in water. Aqueous solution appears basic, melting point:48°C.
Uses: Composition for detergent, cleaning agent etc.
Packing
The inner bag is sealed PE plastic bag while the outer bag is tidely sutured plastic woven or kraft bag. 
Net weight: 25kg
Packed in accordance with the requirements.

Delivery 
Conveyance must be dry and clean. Handle with care and avoid breaking the bags by edged tools. Protect from rain-drenched and moisture.

Storage
Should be stored above the floor more than 20cm and kept a space of more than 20 cm between the piles and the wall. Protect from sun-scorched and rain-drenched. Send out the product in the sequence of stored-up date.