Sodium tetraborate decahydrate


Sodium tetraborate decahydrate paramete

Classification: Borate
Other Names: Sodium tetraborate decahydrate
EINECS No.: 603-411-9
Grade Standard: Agriculture Grade, Industrial Grade, Reagent Grade
Appearance: White powder
Brand Name: Lookchemical
Product name: Sodium tetraborate decahydrate
Density: 1.73
Melting point: 75 °C
Sample: Availabe
Shelf Life: 2 Years
CAS No.: 1303-96-4
MF: B4H20Na2O17
Place of Origin: Shandong, China
Purity: 99%
Application: disinfection and preservative
Model Number: 1303-96-4
Molecular Weight: 381.37
Certificate: ISO
Boiling point: 320°C
Shape: Power
MOQ: 1 Kg


tem Results
Assay (Na2B4O7•10H2O) ≥99.03%
Sodium carbonate (Na2CO3) ≤0.1%
Water insoluble ≤0.02%
Sulphate (SO4) ≤0.1%
Chloride (Cl) ≤0.03%
Sodium oxide (Na2O) ≥16%
Boron trioxide (B2O3) ≥ 35%
Iron (Fe) ≤0.002
Average particle size 60-80mesh
Appearance White granular

The results conforms with GB537-97 standards


1.As a basic raw material for boron compounds, it is also used in glass, enamel, non-ferrous metal welding, fertilizer, atomic energy industry and electron tube, etc

2.Mainly used in capacitor manufacturing, disinfection and anticorrosive drugs; Used for preparation of exposed photosensitive materials processing fluid.

3.Same as "borazite". It is the main mineral raw material for boron extraction.

4.Used as a silk and wool printing and dyeing additive.

5.Used as chromatographic analysis reagent, buffer, preservative and metal flux

6.Chromatographic analysis reagent, buffer agent, metal flux.

Product service

1. Certificate Of Analysis (COA)

2. Material Safety Data Sheet (MSDS)

3. Route of synthesis (ROS)

4. Method of Aanlysis (MOA)

5. Nuclear Magnetic Resonance (NMR)

6. Packing pictures and loading video before loading

7. Free Sample

8. Factory audit


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.


Q1: Do you accept sample order?
A:  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.
Q2:  What is our advantage?
A : The series of natural extracted product are all self-developed, produced and tested. Mature production technology, strict cost control, and perfect quality assurance system, ensure the product stability and competitive price.
Q3: What’s your MOQ?
A :  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q4: Do you supply product report?
A : Yes. We'll give you product analysis report before shipping.
 Q5: Is there a discount?
A :  Different quantity has different discount.
Q6: Can we visit your factory?
A :  Yes. Welcome to visit.
Q7: How to confirm the Product Quality before placing orders?
A :  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.


H360FD: May damage fertility; May damage the unborn child [Danger Reproductive toxicity]


The storehouse is ventilated and dry at low temperature


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.


Packing can be conducted according to customers' requirements.

Delivery detail

   [Delivery] 5 working days after payment.

Sodium tetraborate decahydrate picture

Packaging and shipping

Honor Certificate

Professional team