Sr Filter Aids Suppliers

Sodium Citrate

We are a trusted Manufacturer and Supplier of Sodium Citrate in India. Sodium Citrate is sodium salt of citric acid with the chemical formula of Na3C6H5O7. Sodium Citrate is also known as sour salt for having a mild saline flavor. We offer Sodium Citrate to food and beverage industry to use as preservatives and flavoring agent.


  • Food : Sodium citrate is chiefly used as a food additive E331, usually for flavor or as a preservative. Sodium citrate is employed as a flavoring agent in certain varieties of club soda. Sodium citrate is common as an ingredient in Bratwurst, lemon-lime and citrus soft drinks, such as Ting, Chinotto, and some Ocean Spray juices, contributing to their tart tastes, and can also be found in such energy drinks as Rockstar and Red Bull.
  • Buffer : As a conjugate base of a weak acid, citrate can perform as a buffering agent or acidity regulator, resisting changes in pH. Sodium citrate is used to control acidity in some substances, such as gelatin desserts. It can be found in the mini milk containers used with coffee machines. The compound is the product of antacids, such as Alka-Seltzer, when they are dissolved in water.

Handling and Storage

  • Keep in a tightly closed container, stored in a cool, dry, ventilated area.
  • Protect against physical damage.
  • Isolate from any source of heat or ignition.
  • Containers of this material may be hazardous when empty since they retain product residues (dust, solids); observe all warnings and precautions listed for the product.

Packing : Sodium Citrate is available in 25/50 Kg Paper or HDPE Bags with inner liner.


Chemical Formula Na3C6H5O7.2H2O
Molecular Weight 294.1
Appearance White crystalline powder
Assay (on dry basis) 99.0-101.0
Heavy metal(As Pb) 0.001%
Arsenic 0.0001%
Loss on drying 11.0-13.0% max
Chloride 0.005%
Sulphate 0.015%