Quick Details
Classification: Chemical Auxiliary Agent
Molecular formula: NaS2O5
Molecular weight: 190.10
CAS No.: 7681-57-4
EINECS No.: 231-673-0
Place of Origin: Hunan China (Mainland)
Model Number: 98% Sodium Metabisulphite
Colour and Appearance: white powder
Usage: Coating Auxiliary Agents, Leather Auxiliary Agents, Rubber Auxiliary
Specifications:
Sodium Metabisulfite(SMBS) 97%
Item
|
Quality Index (Industry Grade)
|
Purity ( As Na2S2O5 )
|
96.0% min
|
Sulfur Dioxide( SO2 )
|
65.0% min
|
Iron (Fe)
|
0.002% max
|
Water insoluble
|
0.05% max
|
PH value
|
4.0-4.8
|
Package: Compound plastic woven bag with polyethylene liner, net weight 25kg or 50kg each.
Delivery time: within 12 days after received LC or T/T advance
Notice: Store it in aeration and shady place. Not put it together with strong acids, oxidants. Avoid the wrap page being perforated and prevent from water and moisture when conveyed. Exposure to moisture will make it to be oxidized easily to release SO2. Do not store it for long time.
Application: Bleaching agent for textiles. Dechlorination agent for bleached textiles. Bleaching agent paper pulps. Bactericide and antiseptic in food industries. Disposal agent for waste water,etc.
Quality-keep time: 6 months.
Storage and transportation
Sodium Metabisulfite must be stored in cool and dry place, avoid moisture and heat. No breakage, No mixed with oxidant and toxic matter. The storage period is 6 month since the production date. It should be transported by clean car, with covering matter, avoid raining.
About our company
Rongda Chemical Co.,Ltd is an export-oriented enterprise specialized in producing and marketing zinc-based chemical material. Our head company is Zhuzhou Mingqi Chemical Co.,Ltd .which was established in 2005,famous by the great performance and reputation in domestic chemical market. Actually we are biggest distributor for sodium sulfite in China. Rongda was built mainly for our export sales.
Rongda has it’s own invested and cooperative facilities, and also represent some other renowned suppliers in China.
The main products with yearly production capacity as below:
1) Sodium sulfite anhydrous Capacity: 30,000metric tons
2) Zinc sulphate Capacity: 30,000metric tons
3) Zinc oxide Capacity: 30,000metric tons
4) Rongalite Capacity: 20,000metric tons
5) Sodium metabisulphite Capacity: 50,000metric tons
6) Soda ash Capacity: 30,000 metric tons