Frequently Asked Questions

What is Zinc Borate?

Zinc borate is an inorganic compound, a borate of zinc. It is a white crystalline or amorphous powder insoluble in water. Its toxicity is low.

What is zinc borate used for? 

Zinc borate is primarily used as a flame retardant in plastics and cellulose fibers, paper, rubbers and textiles. It is also used in paints, adhesives, and pigments. As a flame retardant, it can replace antimony(III) oxide as a synergist in both halogen-based and halogen-free systems.

What is the formula of zinc borate?

Zinc borate having the formula of 4ZnO·B2O3·H2O has been used as a fire retardant for polymers requiring high processing temperatures since it has a high dehydration temperature (around 415°C).

Is zinc borate safe?

The following acute (short-term) health effects may occur immediately or shortly after exposure to Zinc Borate: * Contact can irritate the skin and eyes. * Breathing Zinc Borate can irritate the nose and throat causing coughing and wheezing.

What are the disadvantages of zinc borate?

Its low dehydration on-set temperature of about 120 °C is the primary disadvantage of this zinc borate in many commercial applications. This phase forms at room temperature in an aqueous reaction of borax with zinc salts or reaction boric acid with zinc oxide.

What is the use of zinc borate in PVC?

The zinc borate acts as a smoke suppressant in plasticized PVC. When used in conjunction with alumina trihydrate, strong synergism is observed in reducing the smoke.

Is zinc borate soluble?

ZINC BORATE has weak oxidizing or reducing powers. Slightly soluble in water. Not water-reactive.

Is borate the same as boric acid?

It should be noted that borax goes by a few other names, including sodium borate, sodium tetraborate, and disodium tetraborate. Alternatively, boric acid is also called boracic acid and orthoboric acid. To clarify, boric acid is an inorganic acid, and sodium borate, that is borax, is the sodium salt of boric acid.

Is zinc borate soluble in water?

Zinc borate is an inorganic compound, a borate of zinc. It is a white crystalline or amorphous powder insoluble in water. Its toxicity is low. Its melting point is 980 °C.

How is zinc borate manufactured?

This zinc borate can be prepared by aqueous reaction of borax with a dilute zinc nitrate solution. A more practical method developed by industrial chemists is by a reaction of zinc oxide with boric acid in hot aqueous solution.

What is zinc borate used for in agriculture?

Agriculture. The agriculture sector uses zinc borates to increase crop yields and prevent plant diseases. Some micronutrient formulations also use it in their fertilisers.

How do I find vacancies in Tradeasia offices?

You can visit our carrer website (  and look for relevant vacancies. We post our openings on monthly basis. 

Where are Tradeasia offices located?

Our headquarters is located in Singapore. But our offices are located in several countries, such as Indonesia, China, India, Vietnam, Dubai, Myanmar, Sri Lanka, South Korea, and Philppines. Our representative offices have fostered our company to grow rapidly and enabled us to attend our customers at their time zone and language.

What are the origins of your products?

In order to assure our best quality, our products come from various origin, such as Argentina, Brazil, China, Hong Kong, Iceland, India, Indonesia, Japan, Malaysia, Russia, Singapore, South Korea, Sri Lanka, Taiwan, Thailand, Turkey, United Arab Emirates, The United States of America, and Vietnam.

How do I know the specifications of the product?

The detailed information and specification about the product can be checked out by the attached Technical Data Sheet (TDS) and Material Safety Data Sheet (MSDS) that can be downloaded for every available product.

What is unique about Tradeasia?

Unlike our competitor, we can provide a complete solution for industrial supply chain needs, from logistic aspect, finance aspect, documentations, and credit. Besides, we also provide broad product portfolio and flexible payment terms.

What does Tradeasia offer?

Tradeasia is your place for chemical trading, which provides a free e-business platform with instant: inquiry, services, and information.

How to contact Tradeasia representative?

You can use our ‘Live Chat’ in all our websites, our representatives will guid you promptly. Or, you can email your queries to or

What does Tradeasia offer online to customers?

We offer Chemicals with the best quality and with competitive price for all potential customer. Besides that, we want to give you our best services to fulfill your requirement.

How to make purchase orders from Tradeasia websites?

If you are interested in our products, please fill in your details in the ‘Inquiry form‘ and we will get back to you at the earliest. Or, you can also emial us to

What kind of chemical products does Tradeasia provide?

We supply over 400 kind of chemical products, for over 40 different type of application, that can be used within different industries, such as Paint Industry, Detergent Industry, Food Industry, Textile Industry, Paper Industry, Surplus Chemical, Pine Indusry, Palm Industry, Leather Chemical, Effluent Treatment Chemical, and Phosphorous Industry.

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