Item	Specification
	Soda Ash Dense	Soda Ash Light
Total Alkali(Quality Fraction of Na2CO3Dry Basis)%>=%	99.2%min	99.2%min
Nacl (Quality Fraction of Nacl Dry Basis)%=<	0.7%max	0.7%max
Fe Quality Fraction(Dry Basis)%=<	0.0035%max	0.0035%max
Sulfate(Quality Fraction of SO4 dry Basis)%=<	0.03%max	0.03%max
Water insoluble %	0.03%max	0.03%max
Bulk density g/ml	0.90 min
Particle size (180um sieving residue %)	70.0% min

Sodium carbonate (also known as washing soda, soda ash and soda crystals), Na2CO3, is a sodium salt of carbonic acid (soluble in water). It most commonly occurs as a crystalline heptahydrate, which readily effloresces to form a white powder, the monohydrate. Pure sodium carbonate is a white, odorless powder that is hygroscopic (absorbs moisture from the air), has an alkaline taste, and forms a strongly alkaline water solution. Sodium carbonate is well known domestically for its everyday use as a water softener. It can be extracted from the ashes of many plants growing in sodium-rich soils, such as vegetation from the Middle East, kelp from Scotland and seaweed from Spain. Because the ashes of these sodium-rich plants were noticeably different from ashes of timber (used to create potash), they became known as "soda ash" It is synthetically produced in large quantities from salt (sodium chloride) and limestone by a method known as the Solvay process. Sodium carbonate is a food additive (E500) used as an acidity regulator, anti-caking agent, raising agent, and stabilizer. It is one of the components of kansui, a solution of alkaline salts used to give ramen noodles their characteristic flavor and texture. It is also used in the production of snus (Swedish-style snuff) to stabilize the pH of the final product. In Sweden, snus is regulated as a food product because it is put into the mouth, requires pasteurization, and contains only ingredients that are approved as food additives. Sodium carbonate is also used in the production of sherbet powder. The cooling and fizzing sensation results from the endothermic reaction between sodium carbonate and a weak acid, commonly citric acid, releasing carbon dioxide gas, which occurs when the sherbet is moistened by saliva. In China, it is used to replace lye-water in the crust of traditional Cantonese moon cakes, and in many other Chinese steamed buns and noodles. Sodium carbonate is used by the brick industry as a wetting agent to reduce the amount of water needed to extrude the clay. In casting, it is referred to as "bonding agent" and is used to allow wet alginate to adhere to gelled alginate. Sodium carbonate is used in toothpastes, where it acts as a foaming agent and an abrasive, and to temporarily increase mouth pH. Sodium carbonate is used by the cotton industry to neutralize the sulfuric acid need for acid de-linting of fuzzy cottonseed. Sodium carbonate, in a solution with common salt, may be used for cleaning silver. In a non-reactive container (glass, plastic or ceramic) aluminium foil and the silver object are immersed in the hot salt solution. The elevated pH dissolves the aluminium oxide layer on the foil and enables an electrolytic cell to be established. Hydrogen ions produced by this reaction reduce the sulfide ions on the silver restoring silver metal. The sulfide can be released as small amounts of hydrogen sulfide. Rinsing and gently polishing the silver restores a highly polished condition.

1, What kinds of certificates can you offer?

Foodchem is an ISO2008 9001 certified company, as for Sodium Carbonate, we can offer HAPPC, KOSHER, HALAL Certificates, ect.

2, Is Foodchem a manufacturer or just a trading company?

Foodchem is both manufacturer and trading company, we are Sodium Carbonate distributor, at the same time, we are manufacturer of other products.

3, What is the Min Order Quantity of Sodium Carbonate?

Different products have different MOQ, for Sodium Carbonate, the MOQ is 500kg.

4, What is the price of Sodium Carbonate?

Foodchem is a famous supplier and manufacturer of Sodium Carbonate in China, and has been corporate with many Sodium Carbonate suppliers for several years, we can provide you with cost-effective Sodium Carbonate.

5, How long shall we wait for your reply?

We can guarantee to reply your inquiries of Sodium Carbonate in less than 24 hours in working days.

6, What kinds of transportation types can you provide?

Our main transportation methods include air transportation, land transportation and water transportation.

7, What kinds of payment terms can you accept?

The most commonly used payment terms are T/T, L/C, D/P, D/A, etc.

8, How long will I receive my good?

Foodchem has its own EDC warehouse in Shanghai, when your purchase order has been confirmed, inventory products will deliver within 1 week, other products delivery in 2 weeks.