Keywords

• Sulfurousacid, monosodium salt (8CI,9CI)
• water treatment
• NaHSO?

Quick Details

• ProName: Sodium bisulfite
• CasNo: 7631-90-5
• Molecular Formula: HNaO3S
• Appearance: White crystalline powder or granules
• Application: Food Industry/ Water Treatment/ Chemi...
• DeliveryTime: : 7–20 days (depending on quantity & d...
• PackAge: 25 kg bags
• Port: any port
• ProductionCapacity: Metric Ton/Day
• Purity: ≥98%
• Storage: Keep in a cool, dry, ventilated area, ...
• Transportation: Avoid contact with moisture & oxidizin...
• LimitNum: 1 Metric Ton
• Grade: Industrial Grade,Food Grade

Superiority

1. Superior Product Quality
? High Purity:

Industrial Grade: ≥95%, ≥98% purity

Food Grade (E222): ≥99% (FCC/USP/EP compliant)

Low Impurities: Heavy metals (Pb ≤5 ppm), chlorides (Cl? ≤50 ppm)

? Consistency:

Strict batch-to-batch quality control with Certificates of Analysis (CoA)

Anti-caking agents added for better flowability and storage stability

? Versatile Forms:

Available as white crystalline powder or granules (adjustable particle size)

2. Advanced Production Process
? Efficient Synthesis:

Produced via SO? absorption process for high yield and low residual sulfites

Closed-loop system minimizes waste and environmental impact

? Sustainable Practices:

Byproduct recovery (e.g., sulfur reuse)

ISO 14001-certified environmentally friendly production

3. Competitive Pricing & Supply Chain
? Cost Leadership:

Direct sourcing of raw materials (sulfur, caustic soda)

Economies of scale with 50,000+ MT annual capacity

? Flexible Terms:

Tiered pricing for long-term contracts

FOB/CIF options with major port availability (Shanghai, Qingdao, Rotterdam)

? Reliable Logistics:

7-15 days standard lead time

Stocked in moisture-proof packaging (25kg HDPE bags, 1000kg jumbo bags)

4. Premium Customer Service
? Technical Support:

Free application guidance (water treatment dosing, food preservation protocols)

Sample service available (1-2kg trial batches)

? Custom Solutions:

Adjustable granulation/purity for specific industry needs

OEM packaging with customized labeling
 

Details

1. Company Profile
Company Name: XX Chemical Co., Ltd.
Founded: 2005
Main Fields:

Specialized in the production of industrial and food grade sodium bisulfite

Certified by ISO 9001, ISO 14001, FSSC 22000, etc.

Products are exported to more than 30 countries and regions around the world

2. Product Applications
Food Industry:

As a food additive (E222), it is used for:
? Fruit and vegetable preservation
? Wine antioxidant
? Seafood processing

Water Treatment Industry:

High-efficiency dechlorination agent

Boiler water oxygen scavenger

Industrial Applications:

Paper bleaching

Chemical reducing agent

Photographic fixation

3 Product Display

4. Supply capacity and process advantages
Annual production capacity: 50,000 tons

Process characteristics:

Adopt advanced sulfur dioxide absorption methodFully automated control systemThree-effect evaporation crystallization processClosed-loop production, environmental protection standards

Packing method:
25kg inner plastic outer woven bag
500kg/1000kg ton bag
 

Delivery cycle:
Regular order: 7-15 working days
Expedited order: 3-5 working days (need to be confirmed)

Storage conditions:
Cool and dry warehouse
Stored in isolation from oxidants
Shelf life 12 months

Transportation method:
Sea/land transport
Comply with UN2693 dangerous goods transportation regulations
Provide complete transportation documents