products

Product Name: Potassium sorbate
CAS: 24634-61-5;590-00-1
Molecular Formula: C6H7KO2
Molecular Weight: 150.217
Synonyms: 2,4-potassium hexadienoic acid;2,4-Hexadienoic acid potassium salt;2,4-Potassium Sorbate

Potassium sorbate CAS 590-00-1 is the potassium salt of Sorbic Acid, chemical formula C6H7KO2. Its primary use is as a food preservative (E number 202). Potassium sorbate is effective in a variety of applications including food, wine, and personal care products. Potassium sorbate is produced by reacting Sorbic Acid with an equimolar portion of potassium hydroxide. The resulting potassium sorbate may be crystallized from aqueous ethanol.

Specification

Appearance                            White granular
Assay                                     99.0~101.0%
Free acid(as sorbic acid)          <1%
Free Alkali(as K2CO3)             <1%
Heavy metals(as Pb)               ≤10ppm
Arsenic(as As)                        ≤3ppm
Loss on drying                        ≤1.0%
Lead                                      ≤2ppm
Melting Point(As sorbic acid)    133.0°C-135.0°C
Mercury                                 ≤1ppm
Aldehydes                              <0.1%
Chloride(as Cl)                       ≤0.1%
Residual Organic Solvents       Negative

Application

Potassium sorbate is used to inhibit molds and yeasts in many foods, such as cheese, wine, yogurt, dried meats, 
apple cider, soft drinks and fruit drinks, and baked goods. It can also be found in the ingredients list of many 
dried fruit products. Potassium sorbate is used in food, vegetables in soy, tabacco, drugs, cosmetics, agricultural 
products,forage and other domain.It is also used in resins,spices and rubber industries.

Packing
25kg or 50kg/bag/carton/drum

Storage & Transport
Stored in cool and airy place; away from fire and heat; handle with care; no breakage, avoid leakage 
This is classified as as a Common Good for transport.