General data

di-sodium teratate decahydrate

Molecular formula Na2B4O7 · 10 H2O

99.5%, p.a., ACS, ISO

Density (D) 1.72
Melting point (F) 75 ° C
Solubility 51.5 g / l (H2O, 20 ° C)
WGK 1
CAS-No. [1303-96-4]
EC-No. 215-540-4

Guarantee analysis:
Content (acidim.) ≥99.5%
pH (0.01 mol / L sol.) 9.15-9.20
In H2O insoluble fractions ≤0.005%
Chloride (Cl) ≤ 0.001%
Phosphate (PO4) ≤0.001%
Sulphate (SO4) ≤0.005%
Heavy metals (as Pb) ≤0.001%
Calcium (Ca) ≤0.005%
Lead (Pb) ≤0.001%
Iron (Fe) ≤0.0005%
Copper (Cu) ≤0.0005%