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Calcarb CAS 471-34-1

Molecular Formula: CCaO3

Formula Weight: 100.0869

ZSpharmac: Calcarb Supplier

Product Name: Calcarb
CAS No: 471-34-1
Purity: 99%

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Basic Info

Product Name:Calcarb
Other Names:Calcium Carbonate
Place of Origin:Shandong, China
Brand Name:ZSpharmac
Type:Cosmetic Raw Materials
Appearance:White-Beige to Slightly Beige-Gray Crystals
EINECS No.:207-439-9
Storage:Store at +5°C to +30°C.
Provide:Calcarb MSDS;
Calcarb COA

What is Calcarb?

Calcarb, additionally known as sedimentary rock as well as stone powder, is an usual chemical material on the planet. It comes from not natural salt minerals. It is alkaline, tough to liquify in water, and also quickly soluble in acid. In the rock, the insoluble calcium carbonate in the limestone layer and the water liquified in carbon dioxide can be converted into calcium bicarbonate, as well as the water liquified in calcium bicarbonate can likewise precipitate calcium carbonate, which is the reason for the formation of caves.

Calcium is essential to preserve the regular feature of human nerves, muscle mass, skeletal system, cell membrane and also capillary leaks in the structure. The primary element of pet bones or shells is Calcarb. The calcium carbonate made use of in medical and preservative is made from calcite. Since it has the function of calcium supplementation after purification, sterilization, purification, as well as refining, it needs to be utilized in big quantities in the process of preparing penicillin, streptomycin, and oxytetracycline. As an additive in food to make certain the necessary calcium consumption of the human body, such as chewing periodontal, chocolate and also drinks such as Wahaha, Juneng Calcium, Jelly Xizhilang and other drinks as a fortifier to fulfill the human body’s demand for calcium.

According to different manufacturing methods, Calcarb can be divided right into light calcium carbonate, hefty calcium carbonate and active calcium carbonate.

The prep work technique of light calcium carbonate (referred to as light calcium) is to calcinate limestone and also various other basic materials to create lime (mainly composed of calcium oxide) and co2, include water to absorb the lime to create lime milk (mainly made up of calcium hydroxide), and then pass it right into Co2 carbonized lime milk to produce calcium carbonate speeds up, as well as ultimately dried, dried out and pulverized. Or make use of Calcarb and also calcium chloride to execute metathesis reaction to produce calcium carbonate speed up, after that dehydrate, dry and also pulverize, it is primarily used as filler in industries such as rubber, plastics, papermaking, paint, ink, etc, and also can likewise be used in tooth powder, tooth paste, cosmetics and other everyday chemical items can also be utilized in natural synthesis, metallurgy, glass and asbestos manufacturing.

Hefty calcium carbonate (referred to as heavy calcium) is prepared by mechanically crushing all-natural calcite, limestone, chalk, coverings, and so on. It is an excellent filler and efficiency improver, commonly made use of in plastics, rubber, Papermaking, paint, feed, medication, daily chemical market, glass, ceramics and various other fields.

The prep work technique of energetic calcium carbonate (abbreviated as energetic calcium) is acquired by customizing the surface area of light calcium or heavy calcium with a surface area modifier. After adjustment, the calcium carbonate powder develops a special coating on the surface. Framework, can significantly improve the diffusion as well as affinity in polymer matrix such as polyolefin, and also can produce interfacial interaction with the polymer matrix, thereby enhancing the impact stamina of the product. It is an incremental kind with superb performance Filling up help.

Responding with acids produces carbon dioxide, a gas that turns limewater over cast, and also is the most convenient way to recognize carbonate ions.

Calcarb Property

Melting point 825 °C
Boiling point 800 °C
density 2.93 g/mL at 25 °C (lit.)
refractive index 1.6583
storage temp. Store at +5°C to +30°C.
solubility 5 M HCl: 0.1 M at 20 °C, clear, colorless
form random crystals
color White-beige to slightly beige-gray
Specific Gravity2.93
PH9.91(1 mM solution);9.91(10 mM solution);9.91(100 mM solution);
PH Range8
Water Solubility Insoluble


Calcarb Uses

  1. Calcarb is used as analytical reagent, reference reagent, silicon solitary crystal cutting adhesive as well as thick movie capacitor product.
  2. Calcarb is used to enhance the flexural resistance of polyvinyl chloride soft items, and also is also commonly used in rubber,
    adhesives and also sealers as fillers as well as enhancing agents.
  3. Calcarb is made use of in the production of concrete, porcelains, lime, co2, chalk, artificial stone, putty, and as a pigment, neutralizer, gloss, plastic as well as rubber filler.
  4. When Calcarb is utilized in rubber, it can efficiently improve the compressive stamina, put on resistance and extrusion strength of rubber items; when used in plastic items, it can make the surface of the products smooth and smooth, and also change part of the amount of PVC resin; when used in papermaking, it can boost The gloss.
  5. According to the various squashing excellence, Calcarb is split right into four various specs in the industry: single fly, double fly, triple fly, as well as four fly, which are made use of in different commercial industries. Solitary fly powder is used to produce anhydrous calcium chloride, which is a complementary resources for the manufacturing of salt dichromate, and also is also the main raw material for glass as well as concrete manufacturing. Furthermore, it is likewise made use of in structure products as well as chicken feed, and so on; double fly powder is used to generate anhydrous chlorine The raw product of calcium carbide and also glass, etc, is likewise the white filler of rubber as well as paint, and also is additionally used in building materials; Sanfei powder can be used as filler of plastics, paints and paints; Sifei powder can be made use of as filler of cord insulation layer, rubber Filling up for moldings as well as bituminous felts.
  6. Calcarb can also be used as a neutralizer for commercial wastewater, an antacid for belly and duodenal abscess, a remedy for acidosis, a scavenger for sulfur dioxide in waste gas including sulfur dioxide, a feed additive for dairy cows, as well as an anti-sticking representative for linoleum, etc.

Calcarb Production Method

Utilizing sedimentary rock (having more than 98% calcium carbonate) as basic material, it is gotten with calcination, digestion as well as CO2 carbonation:
Sedimentary rock squashed to 50-150mm as well as coke (30-50mm) are combined at a proportion of 1:10, and calcined at heat (1000-1100 ° C )in a lime kiln to acquire quicklime. Quicklime is absorbed with 3-5 times hot water at 60-80 ° C for 1 hr, and also the resulting milk of lime is deslagged and filtered to obtain milk of lime with a relative density of 1.07-1.11 (10-14Bé). The washed as well as purified CO2 gas (containing 20%-35% CARBON DIOXIDE) from the lime kiln is entered the milk of lime, and is carbonized at 40-45 ° C to precipitate calcium carbonate. After naturally choosing a period of time, the supernatant was eliminated, as well as the reduced layer of Calcarb was dried out by centrifugation to obtain a filter cake with a water content of 30% to 37%. After drying and also crushing, the ended up product is gotten.

Calcarb Usage Limits

GB2760-2001: Light calcium carbonate can be used in all kinds of food and also gum base that require to include raising agent, according to GMP. It can additionally be used as flour improver, 0.03% (in flour); milk powder 7.5 ~ 18g/kg. Soy milk powder, soybean powder, 4 ~ 20g/kg; soft drinks, 0.4 ~ 3.4 g/kg; lotus root starch, 6 ~ 8g/k; ready-to-eat breakfast cereal products, 2 ~ 7g/kgGB14880 -94 (calculated by Ca; g/kg);, 1.6 ~ 3.2; grains as well as their items, 1.6 ~ 3.2; baby food, 3.0 ~ 6.0 (Calcarb consists of 40% calcium).
FDA § 184.1191 (2000 ): no limiting regulations, GMP.
BATF, 27CFR, § 240.1051 (2000 ): Wine, 13.62 kg/3785L. FAO/WHO (1984 ): Cocoa powder as well as sugary cocoa powder, chocolate bean powder, chocolate liquor as well as chocolate butter cake, 5g/kg (based on the fat-free cocoa component, computed as K2CO3); refined cheese 40g/kg (based upon Anhydrous matter); focused fruit juices, infants, as well as youngsters’s cereals that are just maintained by physical approaches (according to GMP); low-power focused milk, sweetened compressed milk, and also cream (2g/kg alone, 3g/kg in combination with various other stabilizers kg; calculated as anhydrous compound); milk powder, lotion powder 5g/kg (computed as anhydrous substance); jam as well as jelly 200mg/kg (calculated as Ca).
It can additionally be used as a calcium fortifier for bread (0.25%), confectionary products, child food (milk replacer, etc), noodles, milk products, common salt, fish cakes, sausages, flavors, etc. Hardener for developing water, deacidifier for a glass of wine, neutralizer for sugar. Combined with salt for pickles. Made use of in gelato making as well as acid manufacturing of glucose. When utilizing polyphosphate as a high quality improver for minced meat items, it is best to add calcium to balance calcium and phosphorus (addition quantity is 0.5% to 1.5%, determined as calcium). Add 5% to 10% to the plastic acetate gum base of gummies.
When making white wine, for juices with expensive acidity (over 1.5%), Calcarb (or potassium carbonate) can be made use of to eliminate part of the acid. For every 100L of grape juice to remove 0.1% acid, 66g of calcium carbonate requires to be included. The acid can be gotten rid of after the fermentation is full.
An appropriate quantity of calcium carbonate can likewise be added to the compound leavening representative. Protect against hard candies from establishing. Promote the formation of milk chocolate, the dosage is 2.4%.
The highest intake in Japan (calculated as calcium): 1% of basic food, 2% of gummies.
It is simple to respond with acid, alum and also ammonium salt, so it needs to be taken notice of.

About Products:
If you need Calcarb as a cosmetic raw material, please contact our service staff directly, we will provide you with high-quality products at the best price.
As an experienced Calcarb manufacturer and supplier, ZSpharmac will provide Calcarb raw materials to customers all over the world for a long time.
Over the years, the company has been adhering to the spirit of “integrity management, strict quality control, customer first”, and has won unanimous praise from domestic and foreign customers.

Company Profile and Corporate Culture

Company Profile:

ZhiShang Chemical is owned by ZhiShang Group is a professional new-type chemicals enterprise combined into research and development, production and sales .

The company’s competitive product is pharmaceutical raw materials and intermediates (especially carbohydrate derivatives Series), In recent years, the company has made a major breakthrough in food and feed additives, plant extraction, industrial chemicals industry .

The company insists on the spirit of “sincere management, strict quality control, customer as god” , get consistent high praise from customers at home and abroad.

Corporate Culture:

Help China Chemicals to benefit the happiness of human life
Become the most trusted chemical supplier in the world
Striver – oriented, enrich employees, customer first, deep service, seek development
Be prepared for danger in times of peace, forge ahead actively, unity and cooperation, and be brave to fight

About Us

The production base is located in Zhangqiu chemical industry park and Tai’an high-tech chemical industry park. laboratory and workshop in strict accordance with the GMP standard and the product fit national ISO9001 and ISO2000 standards.

“Zhishang” products are exported to Europe, North and South America, the Middle East, Asia Pacific and Africa area, so as to establish a long-term and stable cooperation relationship with customer in the world.

Company Info
  • Business Type: Manufacturer
  • Product Range: Cosmetic raw materials
  • Products/Service:Cosmetic raw materials (flavors and fragrances,antioxidant products, moisturizing and hydrating, whitening agents, cosmetic additives)
  • Total Employees: 51~100
  • Capital (Million US $): 10000000RMB
  • Year Established: 2016
Production Capacity
  • No. of Production Lines : 8
  • No. of QC Staff : 5 -10 People
  • OEM Services Provided : yes
  • Factory Size (Sq.meters) : 3,000-5,000 square meters
  • Certificate: ISO9001 , CE , GMP , API , MSDS
  • Factory Location : Diao Town Industry Park, Zhangqiu City, Jinan City, Shandong Province, China.


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.


After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Do you accept sample order?

We will make samples before mass production, and after sample approved, we’ll begin mass production. Doing 100% inspection during production, then do random inspection before packing.



You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.

What’s your MOQ?

Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

Do you supply product report?

Yes. We’ll give you product analysis report before shipping.

  Is there a discount?

Different quantity has different discount.


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.

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