Products

Products

Alginic Acid

Alginic acid is a natural polysaccharide extracted from kelp, which is a mixture of the following two uronicacids. The product is a light yellow powder, odorless and almost odorless, insoluble in water, methanol, ethanol, acetone, chloroform, and soluble in alkaline solutions.

Detailed description


Alginic acid is a natural polysaccharide extracted from kelp, which is a mixture of the following two uronicacids. The product is a light yellow powder, odorless and almost odorless, insoluble in water, methanol, ethanol, acetone, chloroform, and soluble in alkaline solutions.

 

Uses

Medicine: The main raw material for producing gaiweiping, a tablet disintegrant; the new drug pss formulation has strong dispersibility and emulsifying properties.

Food: It can combine with various ions to form a series of alginate products, used in the production of health food and health food additives, such as sodium alginate, potassium alginate, calcium alginate, etc.

Environmental protection: Utiliz its adsorption properties for wastewater purification and treatment.

Executive standards: National Standard WS1-211-87, British Pharmacopoeia BP2007, and US pharmacopoeia USF30.

Introduction To Raw Materials

The company primarily uses seaweed it cultivates itself to ensure a consistent production supply. Additionally, it has established long-term, stable partnerships with macroalgae suppliers in countries and regions such as Chile, Peru, and South Africa, guaranteeing a reliable source of macroalgae.

 Hongri

Qualification Certificate

 Hongri Bio

 

Quality Standards For Alginic Acid

Indicator Name

Mandatory Standard

Internal Control Standards

Character

This product is a light yellow powder; 
Odorless; almost tasteless.

This product is a light yellow powder; 
Odorless; almost tasteless.

Differentiate

Complies

Complies

Inspect

Acidity

1.5–3.5

1.5–3.5

Starch

Qualified 
QUALIFIED

Qualified

Loss on Drying

≤15.0%

≤15.0%

Ignition Residue

≤5.0%

≤5.0%

Ferric Salt

≤0.05%

≤0.05%

Heavy Metal

≤0.004%

≤0.004%

Arsenic Salt

≤0.0003%

≤0.0003%

Viscosity

≤50 MPa·s/20°C

≤50 MPa·s/20°C

Acid Value

≥230

≥230

Calcium Content

One

≤1.2% (on a dry basis)

Granularity

 

More than 95% pass through 100 mesh

(or according to user requirements)

Keywords: Alginic Acid

Letter of Intent for Cooperation

Intent to Cooperate