CAS · 9002-18-0
Product Overview
Agar丨9002-18-0, is a gelatinous substance derived from red algae (specifically from species like Gelidium and Gracilaria). It is widely used in both food and industrial applications due to its gelling, thickening, and stabilizing properties.
Product Specifications
| Property | Value |
|---|---|
| Color | From white to light yellow |
| Gel Strength | 1000 g/cm² min |
| Loss on Drying | 13% max |
| Hot Water Insoluble Matter | 1% max |
| Starch | Not blue |
| Lead | 3 ppm max |
| Arsenic | 3 ppm max |
| Water Absorption | 75 ml max |
| Ash | 3% max |
| Ash (Acid-Insoluble) | 0.5% max |
| Gelatin | Not detectable |
| pH | 5 - 8 |
| Sieve Residue (60) | 95% passed |
Applications
1.Food Industry:
Gelling Agent: Agar is primarily used as a gelling agent in various foods such as desserts, jellies, mousses, and ice creams. It is considered a vegetarian substitute for gelatin (which is derived from animal collagen), making it suitable for vegan and vegetarian diets.
Thickening Agent: It is used in the preparation of soups, sauces, and gravies to enhance texture. Its ability to form strong, stable gels at low concentrations makes it ideal for these applications.
Food Stabilizer: Agar can also be used to stabilize products like salad dressings and confectionery by improving their viscosity and consistency.
Egg Replacement: In certain products, agar can serve as an egg substitute, particularly in vegan recipes.
2.Microbiology and Biotechnology:
Culture Medium: Agar丨9002-18-0 is widely used in microbiology for growing microorganisms. It provides a solid surface for bacterial, fungal, and yeast cultures and is used in agar plates for bacterial isolation. Its solidifying properties allow for easy observation of microbial colonies.
Electrophoresis: Agarose, a component of agar, is used in gel electrophoresis, a technique used to separate and analyze DNA, RNA, and proteins based on size and charge. The gel matrix provides the necessary environment for these substances to migrate under an electric field.
3.Pharmaceuticals:
Capsule Formulation: Agar丨9002-18-0 is sometimes used in the formulation of capsules and tablets in the pharmaceutical industry, where it serves as a binding and disintegrating agent. Agar can also act as a carrier for drugs or nutraceuticals in capsule form.
Controlled Release: Agar has been studied for its potential in controlled drug release systems, where it can be used to gradually release medication over a longer period.
4.Cosmetics:
Thickening Agent: Agar is used in the cosmetic industry as a thickener and stabilizer in formulations like creams, lotions, gels, and shampoos. It improves the texture and consistency of cosmetic products.
Facial Masks: Agar is sometimes used in face masks for its hydrating and skin-rejuvenating properties. It is often combined with other natural ingredients like seaweed, aloe vera, and botanical extracts.
5.Environmental Applications:
Water Treatment: Agar is used in some water purification processes. Its polysaccharides can help absorb and remove impurities from water, although this is more experimental and less common than other methods.
Biodegradable Films: Agar is being explored as a component in biodegradable packaging materials. Its gel-forming ability makes it an attractive option for creating sustainable films and coatings that decompose in the environment.
6.Other Uses:
Dental Impression Materials: Agar丨9002-18-0 can be used in dentistry to make impressions for creating models of teeth and gums, as it can be easily molded and solidified.
Art and Craft: In some cases, agar is used in the creation of molds and crafting materials, particularly for producing textured surfaces or to make edible decorations for cakes and other confectioneries.
Benefits
Agar丨9002-18-0 offers several health benefits, largely due to its fiber content:
● Digestive Health: Agar is a source of soluble fiber, which can help promote digestive health. It may assist in regulating bowel movements, reducing constipation, and maintaining overall gut health.
● Weight Management: Because agar is low in calories and high in fiber, it can help in weight management. The fiber helps promote feelings of fullness and reduces overall calorie intake by slowing digestion.
● Blood Sugar Control: Agar may help with blood sugar management by slowing the absorption of sugar in the bloodstream, making it beneficial for people with diabetes or those managing blood sugar levels.
Conclusion
Agar丨9002-18-0 is a versatile, natural polymer with a wide range of applications in the food industry, biotechnology, pharmaceuticals, and cosmetics. Its ability to form gels, stabilize liquids, and thicken products makes it a valuable ingredient in many industries. As a dietary fiber, it also provides health benefits like improving digestive health and supporting weight management. Agar's safety, biodegradability, and sustainability make it a popular choice in both consumer products and industrial applications.
Previous
Next