High purity Sodium tetraborate with best price and good quality

Product Name:

Sodium tetraborate

Synonyms:

Anhydrous borax;anhydrousborax;Antipyoninum;B4-Na2-O7;borates,tetra,sodiumsalt,anhydrous;borates,tetra,sodiumsalts(anhydrous);borates,tetra,sodiumsalts(pentahydrate);borax(anhydrous)

CAS:

1330-43-4

MF:

B4Na2O7

MW:

201.22

Product Categories:

Inorganics;organic or inorganic borate;Chemical Synthesis;Inorganic Salts;Materials Science;Metal and Ceramic Science;Salts;Sodium;Sodium Salts;Synthetic Reagents

Mol File:

1330-43-4.mol

Chemical Properties

melting point 

741 °C(lit.)

boiling point 

1575°C

density 

2.367 g/mL at 25 °C(lit.)

refractive index 

1.501

Fp 

1575°C

solubility 

H2O: 0.1 M at 20 °C, clear, colorless

Water Solubility 

26 g/L (20 ºC)

Sensitive 

Hygroscopic

Stability

Stable. Incompatible with powdered metals.

Specification

Index name

First
 Grade

Second Grade

Three
Grade

Standard

Content/%

≥99.5

≥99.5

≥99.0

As per your requirement

Clarity test

Qualified

Qualified

Qualified

Insoluble substance in hydrochloric acid /%

≤0.003

≤0.005

≤0.02

Chloride (as Cl) /%

≤0.0005

≤0.002

≤0.005

Sulphate(as SO4) /%

≤0.005

≤0.01

≤0.015

Phosphate(PO4) /%

≤0.001

≤0.002

≤0.005

Magnesium and calcium(as Ca) /%

≤0.005

≤0.005

≤0.02

Iron(Fe)/%

≤0.0001

≤0.0003

≤0.0005

Copper(Cu) /%

≤0.0005

≤0.001

≤0.002

Plumbum(Pb) /%

≤0.0005

≤0.001

≤0.002