Tartrazine CAS 1934-21-0

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Basic Info

Product Name:Tartrazine
Other Names:词:TARTRAZINE O;
Place of Origin:Shandong, China
Brand Name:Zhishang Chemical
Appearance:White powder
EINECS No.:217-699-5
Storage:Cool Dry Place
Provide:Tartrazine msds;Tartrazine COA

Chemical Properties:

Orange-yellow uniform powder, 0.1% aqueous solution is yellow, odorless. It is soluble in water, glycerin and propylene glycol, slightly soluble in ethanol, and insoluble in oil. The solubility at 21°C is 11.8% (water), 3.0% (50% ethanol). It has good heat resistance, acid resistance, light resistance and salt resistance. It is stable to citric acid and tartaric acid, but has poor oxidation resistance. It turns red when exposed to alkali and fades when the Chemicalbook is restored. The maximum absorption wavelength is 428nm±2nm. Rat oral LD50 is greater than 2000mg/kg, ADI is 0~7.5mg/kg (FAO/WHO, 1994). Lemon yellow lake is yellow fine powder, odorless. Slowly dissolve in acid or alkali-containing aqueous solution, insoluble in water and organic solvents. Heat resistance and light resistance are stronger than lemon yellow.


  1. As a food coloring agent, my country stipulates that it can be used in fruit juice (flavored)Tartrazine beverages, carbonated beverages, mixed wines, green plums, shrimp (flavored) slices, dipping side dishes, red and green silk candies, pastries and cannedTartrazine watermelon sauce. The amount is 0.1g/kg; the maximum use amount in vegetable protein drinks and lactic acid bacteriaTartrazine drinks is 0.05g/kg; the maximum use amount in ice cream is 0.02g/kg. Use Edible yellow pigment. Used as a colorant for food, beverages, medicines, feed and cosmetic Chemicalbook products. Used as a coloring agent for coatings, inks, plastics and other industries and cultural and educational supplies.
  2. Used as a food colorant. It can be used for fruit juice (flavored) beverages and carbonated products according to my country’s regulations. In beverages, mixed wines, green plums, shrimp (flavored) slices, dipping side dishes, red and green silk candies, pastries and canned watermelon syrup, the maximum use amount is 0.1g/kg; in plant protein drinks and lactic acid bacteria drinks, the maximum use amount 0.05g/kg; the maximum use amount in ice cream is 0.02g/kg.

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: Additive , Chemical Auxiliary & Catalyst , Organic Chemicals
  • Products/Service: Organic Intermediate,Inorganic Chemistry, APIs, Dyestuffs And Pigments, Fragrance And Spices, Food 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.