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Postion:Product Catalog >Inorganic chemistry>Inorganic salts>Metal Sulphides and sulphates>Potassium Metabisulfite
Potassium Metabisulfite
  • Potassium Metabisulfite
  • Potassium Metabisulfite
  • Potassium Metabisulfite

Potassium Metabisulfite NEW

Price $180
Package 1kg
Min. Order: 1kg
Supply Ability: 20ton
Update Time: 2024-12-24

Product Details

Product Name: Potassium Metabisulfite CAS No.: 16731-55-8
Min. Order: 1kg Purity: 99%
Supply Ability: 20ton Release date: 2024/12/24

Introduction (Potassium Metabisulfite cas 7558-79-4  )
Product characteristics: The Product was colorless crystal or white crystalline powder with the relative density of 2.34 .The melting point was 150-190 oC (decomposition). The product had a flavor of sulfur dioxide and soluble in water with acidic aqueous solution, it was not soluble in ethanol. Sulfur dioxide was released from acidic solution and oxidized to sulfate in the air.

Test itemUnitSpecification
K2S2O5g/100g98% min
SO2g/100g56.0 min
K2S2O3g/100g0.1 max
Nag/100g2 max
Clg/kg0.5 max
pH-value(10%solution)-3.8-4.8
heavy metal(measured by Pb)mg/kg10 max
Asmg/kg1 max
Cumg/kg1 max
Femg/kg5 max
Hgmg/kg0.1 max
Pbmg/kg1 max
Semg/kg1 max
Znmg/kg1 max
K2SO3 +K2SO4mg/kgexcess material

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Application                                                                    

1. Use as a food bleach, preservative and antioxidant. Long-term consumption of excessive sulfur dioxide food, will cause serious damage to the body, and may even cause cancer.
2. Used as analytical reagent. It is also used as a developing agent, reducing agent and bacterial inhibitor.
3. Potassium metabisulfite is used as an additive in thiosulfate silver plating, and its sodium salt is also used in the treatment of chromium-containing wastewater.

Company Profile                                                           

Hebei Zhuanglai Chemical Trading Co.,Ltd. is a foreign trading company, specializing in developing and producing Chemical raw materials, pharmaceutical intermediates.It has its own factory, which procures itself a competitive edge in market.

For many years, our company has won many clients' support and trust because it always strives to make high-quality merchandise with favorable price. It commits itself to satisfy every clients, in return, our customer show great confidence and respect for our company. In spite of so many loyal customers won these years, Hegui keeps modest all the time and strives to better itself from every aspect.

We are looking forward to cooperating with you and having a win-win relationship with you. Please rest assured that we will satisfy you. Just feel free to contact me.

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Packing & Shipping                                                      

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FAQ                                                                                

Q1. What is your delivery term and delivery period?

We accept FOB, CIF, etc. You can choose the one which is the most convenient or cost effective for you. Competitive price with ready stocks; by Air within 7days, by sea within 14 days shipping after .


Q2. What's your main markets?

South&North America, Europe, Asia, Africa etc. Top customers among more than 80 countries; 30 years history; One-stop supplier.


Q3. What is the payment term? 

Normally we advise customers use Trade Assurance(is a free payment protection service for buyers is offered by Alibaba group), and we also receive T/T, Western Union or L/C.


Q4. Will you supply samples for test the quality?

We'd like to offer our customers samples for the quality evaluation for most products to develop business.


Company Profile Introduction

Hebei Zhuanglai Chemical Trading Co.,Ltd. is a foreign trading company, specializing in developing and producing Chemical raw materials, pharmaceutical intermediates.It has its own factory, which procures itself a competitive edge in market. For many years, our company has won many clients' support and trust because it always strives to make high-quality merchandise with favorable price. It commits itself to satisfy every clients, in return, our customer show great confidence and respect for our company. In spite of so many loyal customers won these years, Hegui keeps modest all the time and strives to better itself from every aspect. We are looking forward to cooperating with you and having a win-win relationship with you. Please rest assured that we will satisfy you. Just feel free to contact me.

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