Trisodium Citrate
- Company Name:Shaanxi Zenith I/E Co.Ltd
- Membership:Free Member
- Member Since:2010. 01.11
- Country/Region:China
- City:Shanxii
- Contact:Nancy
- Related Keywords:Trisodium citrate
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Shaanxi Zenith I/E Co.Ltd
[China]
Trisodium citrate
Chemical name : Trisodium citrate / Sodium Citrate Dihydrate, 2-Hydroxy-1,2,3-propanetricarboxylic acid, trisodium salt, dihydrate
Cas No. : 6132-04-3
Einecs No.: 200-675-3
Molecular : C6H5Na3O7
Formula Weight: 258.07
Specifications:
Color : crystalline powder
Chemical Properties: White crystalline powder
PHYSICAL STATE Odourless, white solid in various forms
MELTING POINT : 150 C
SPECIFIC GRAVITY : 1.665
SOLUBILITY IN WATER :71gr/100ml at 25 C (but insoluble in ethanol)
PH : 7.0-9.0 (5% solution)
STABILITY : Stable under ordinary conditions but caking may occur on prolonged storage
Description:
pH buffering, anticoagulant agent, flavor enhancer and modifier, promotes sucrose inversion, stabilizer of emulsified fats in the food, beverage and pharmaceutical industries. also used as a bio-degradable builder in detergents.
Some usage for each area:
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.
Medical uses
1). In medicine sodium citrate are used as an anticoagulant in blood transfusions and for the preservation of blood in blood banks. The citrate ion chelates calcium ions in the blood by forming calcium citrate complexes, disrupting the blood clotting mechanism.
2). Sodium citrate is also used to relieve discomfort in urinary tract infections, such as cystitis, to reduce the acidosis seen in distal renal tubular acidosis, and can also be used as an osmotic laxative.
3). It is used as an antacid, especially prior to anaesthesia, for caesarian section procedures to reduce the risks associated with the aspiration of gastric contents.
Storage : Store in a clean, dry warehouse in the original unopened containers
Grade: Food Grade,Industry Grade,Pharmaceutical Grade .
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