Propylene glycol alginate

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Propylene glycol alginate Specification

Application
Stabilizer and Thickener in Food Industry, Beverage Emulsifier, Dairy Product Additive, Salad Dressings, and Sauces

Ingredients
Propylene Glycol, Alginic Acid, Minor Salts

Source
Seaweed Extract (Alginic Acid)

Solubility
Soluble in Cold and Hot Water

Form
Powder

Color
Off White

Weight
25 Kg

Shelf Life
2 Years

Packaging
HDPE Bags / Paper Bags with Inner Poly Liner

Protein
Nil

Fat Content (%)
Nil

Moisture
Max 15%

Grade Standard
Industrial Grade, Food Grade

Flavor
Odorless, Tasteless

Pack Size
25 kg

Physical State
Free Flowing Powder

Pack Type
Bag

Purity
99%

About Propylene glycol alginate

Name Propylene Glycol Alginate ( PGA )
Synonyms N-4-[(2-Amido-4-oxo-1,4-dihydro-6-terene)methylamino]benzoyl-L-glutamic acid; Vitamin B; Vitamin B11; Vitamin BC; Vitamin M; L-Pteroylglutamic acid; PGA
Molecular Formula C19H19N7O6
Molecular Weight 441.40
CAS Registry Number 59-30-3
EINECS 200-419-0
Propylene glycol alginate (PGA) is an emulsifier, stabilizer, and thickener used in food products. It is a food additive with E number E405. Chemically, propylene glycol alginate is an ester of alginic acid, which is derived from kelp. Some of the carboxyl groups are esterified with propylene glycol, some are neutralized with an appropriate alkali, and some remain free.
Speciafication
Product name Propylene Glycol Alginate ( PGA )
Molar mass 234.21 per structural unit (theoretical)
Appearance white to yellowish brown filamentous, grainy, granular or powdered forms
Solubility in water Soluble
Melting point 250ºC

Superior Functional Ingredient

Propylene glycol alginate acts as a powerful stabilizer and thickener, ensuring consistent texture and quality in a variety of food applications. Its compatibility with both hot and cold water makes it exceptionally versatile for manufacturers and food technologists.

Versatile Applications Across Industries

This ingredient is widely trusted by the food industry as a beverage emulsifier and additive in dairy products, salad dressings, and sauces. Its industrial-grade variant also offers robust performance standards suited for non-food uses.

Safe and Convenient Packaging

Supplied in sturdy 25 kg HDPE or paper bags with a protective inner poly liner, propylene glycol alginate ensures product integrity from warehouse to end use. Each batch offers consistent quality, reliability, and convenient storage for bulk purchasers.

FAQs of Propylene glycol alginate:

Q: How is propylene glycol alginate used in the food industry?

A: Propylene glycol alginate is primarily used as a stabilizer, thickener, and emulsifier in various food products. It enhances the texture and stability of beverages, dairy products, salad dressings, and sauces, ensuring a smooth and uniform consistency.

Q: What is the typical process for incorporating this ingredient into products?

A: Typically, the powder is dissolved directly into either cold or hot water, depending on the application. It is then blended with other ingredients to achieve the desired thickening or stabilizing effect in the final formulation.

Q: When should propylene glycol alginate be selected over other thickeners?

A: It is ideal for situations requiring excellent solubility, neutral taste, and odor; and where consistent stability is crucial, such as in acidic food products or emulsified beverages. Its high purity and versatility make it a preferred choice for manufacturers seeking reliable results.

Q: Where does the raw material for propylene glycol alginate come from?

A: The key raw material, alginic acid, is extracted from seaweed. The compound is then chemically modified by combining with propylene glycol and minor salts to produce the final product.

Q: What are the main benefits of using propylene glycol alginate?

A: Key benefits include improved product stabilization, viscosity control, and enhanced mouthfeel without imparting flavor or odor. Its excellent solubility and long shelf life add value for food processors and manufacturers.

Q: Is this product suitable for both food-grade and industrial-grade applications?

A: Yes, propylene glycol alginate is available in both food-grade and industrial-grade variants, making it suitable for a wide range of applications across different industries.

Q: How is the product packaged to maintain its quality during transportation and storage?

A: It is packed in 25 kg HDPE or paper bags lined with an inner poly liner, ensuring protection from moisture and contamination, and maintaining the quality and free-flowing nature of the powder.

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