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  • Sodium Alginate - China

    price: contact company for price

    Sodium Alginate

    Molecular formula: C5H7O4COONa

    CAS No.: 9005-38-3

    Qingdao Rongde Seaweed Co., Ltd. is a high-

    tech seaweed processing enterprises and

    alginate manufacturer in China. The alginic

    acid, alginic salt, alginic ester are mainly

    applied in food, pharmaceutical, personal

    maintains industries. Production is strictly

    according to ISO9001, ISO14004, HACCP

    systems. Alginate is a kind of natural

    polysaccharide consisted in brown seaweed, as

    a natural product generated from alginic acid

    indwell in seaweed and minerals indwell in

    sea. The main alginate series include sodium

    alginate, potassium alginate, calcium

    alginate, ammoinum alginate, etc.

    Main applications

    In printing and textile industry

    Printing paste: Sodium Alginate is an ideal

    printing paste. It is yellowish powder. It

    contains positive charge, which has mutual

    repulsion with electro positivity contained

    in reactive dyestuffs, yet it won't be

    covalent bonding with reactive dyestuff, and

    that makes dyestuffs stick to paste.

    Sodium Alginate is widely applied to

    different kinds of textile printing, such as

    cotton, linen, silk and synthetic fibre. It

    makes printing textile to attain bright

    colors, sharp definition and good color

    yield, high color fixing and soft hand

    feeling. Liquid mixture with Sodium Alginate

    has good plasticity and flexibility. Owing to

    its perfect effect on textile printing and

    low cost, Sodium Alginate is popular in


    Sodium Alginate with low or medium viscosity

    is acceptable for screen printing and hand

    printing. Sodium Alginate has pseudoplasticly

    rheology behavior. Sodium Alginate is

    suitable for printing fine patterns or

    wetondry. Good water-solubility, high water

    absorption and foaming capacity. Have

    irreversible reaction with calcium ion and

    become gel. As per the usage of sodium

    alginate, there are LV 100-300cps, MV 300-

    500cps, HV 500-800cps and super high over


    In food industry

    Stability: ice cream, mixed drinks, cream and

    cheese etc.Thickening: Salads, pudding, jam,

    tomato juice, canned products, etc.Hydration:

    Noodle, vemicelli, bread, confectionery, cool

    and frozen products.Gelating: frozen foods

    imitated foods and various gel foods,

    protective cover for fruits, meat, poultry

    and aquatic products, sugar coating, stuffing

    etc.Products are grouped as low, medium, high

    and extra high four categories according to

    viscosity, and granular, 60-80mesh, 120-

    200mesh as per particle size. Adopted

    standard: Food Additive Sodium Alginate

    GB1976-2008& FCCV.

    In pharmaceutical industry

    Excipient, dental impression material,

    medical ointment, tablets etc; Haemostatic,

    haemostatic gauze, scald gauze, spuze, spray

    haemostatic etc; Has the effect of preventing

    and removal of radioactive element and

    poisonous metals.

    In other industries

    Papermaking starching Agriculture, Sodium

    alginate is material for Address Seeds,

    Pesticides, Anti-virus; Coating of the

    welding electrode, resin coating, resin

    coating, rubber ointment, battery seperation

    layer, water treatment; Cosmetics; Artificial

    fiber, can be synthesized with asbestos short


    Safety Notes

    Product should be stored in shady and cool

    places. Don't let it exposed to the sun.

    Performance won't be affected with damp.

    Packaging Detail

    In 25kg net each woven bag lined with plastic


    Company Contact:

    • Phone: 008615853211120

    • Address: Add: No 549, Renmin Road, Jiaonan, Qingdao, Shando, QINGDAO, China

    • Email: Email

    Published date: June 4, 2013 -

    • Business Description: Qingdao Rongde Seaweed Co., Ltd. is a high tech seaweed processing

      enterprises. With total assets of nearly RMB 60 million, plant covers an

      area of 150 mu, building area of 40,000 square meters, and more than 300

      employees, 25 engineers and technicians. Annual production capacity of

      RONGDE brand sodium alginate 4000 tons, carrageenan 500 tons, mannitol

      800 tons, iodine 60 tons and potassium alginate, calcium alginate,

      alginic acid, seaweed feed etc. Products are widely used in textile

      printing and dyeing, food, chemical, pharmaceutical, welding materials,

      agricultural, paper making and other industries. The company has import

      and export rights, is an important export oriented enterprises in

      Qingdao, products exported to the United States, France, Spain, South

      Korea, Japan, India, Pakistan, Taiwan, Brazil, Africa and so on more

      than 20 countries and regions, and we have built long term cooperation

      relationships with several famous enterprises.

      Qingdao Rongde Seaweed Co., Ltd. is a wholly owned subsidiary of YuanRun Group, the company concentrates on the production and management of traditional seaweed processing products, actively develop new products, production equipments, technology, quality and brand have reached the international advanced level. Rongde Co., attaches importance to technology innovation, integrates superior resources in this field, and has established good cooperation relations with several domestic institutions, has built enterprise technology center, engineering technology research center and other R&D platforms, and is equipped with global advanced R & D equipments, aiming at creating core competitiveness.

      The company upholds the business philosophy of "Science Cooperation, Mutual Benefit and Win Win", sincerely develops cooperation with the international and domestic customers, and provides the best services to them with sincere enthusiasm.

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